1. Ibrahim, Abdel Sattar (2010): Modern Cognitive Behavioral Psychotherapy, Its Methods and Fields of Application, The Egyptian General Authority for Books, Cairo.
2. Abu Asaad, Ahmed Abdel-Latif (2011): Modifying Human Behavior, Theory and Practice, Al-Masira House for Publishing and Distribution, Jordan.
3. Abu Al-Sall, Muhammad Shehada (2014): Personality Patterns of Damascus University Students According to the Riso-Hudson Scale (the Anagram), Damascus University Journal, Volume 30, Issue 1.
4. Abu Jalala, Sobhi (1999): Contemporary Trends in Educational Evaluation and Building Tests and Question Banks, Al-Falah Library for Publishing and Distribution.
5. Abu Hatab, Fouad, and Othman, Sayed Ahmed (1973) Psychological Evaluation, 2nd Edition, Cairo: Anglo Egyptian Bookshop.
6. Abu Nahia, Salah (1989): Eysenck Personality Tests, Instruction Booklet, Dar Al-Nahda, Cairo.
7. Al-Ansari, Badr Muhammad and Kazem, Ali Mahdi (2008) "Measuring Optimism and Pessimism Among University Students: A Comparative Cultural Study between Kuwaitis and Omanis", Journal of Educational and Psychological Sciences, University of Bahrain, Issue 9 (4).
8. Imam, Mustafa and others (1990): Measurement and Evaluation, University of Baghdad.
9. El-Tijani, Grady (2016) "The Point of Control and its Relationship to the Dimension of Extroversion - Introversion Among a Sample of University Students", Ammar Thaliji University, Laghouat, Algeria, Journal of Human and Social Sciences, No. (27).
10. Jaber, Jaber Abdel Hamid (1990) Theories of Personality. Arab Renaissance House, Cairo.
11. Al-Jabri, Kazem Karim Reda (2011) Research Methods in Education and Psychology, Dar Al-Naimi, Baghdad.
12. Hussein, Taha Abdel-Azim, and Hassan, Salama Abdel-Azim (2006) Educational and Psychological Stress Management Strategies, 1st ed., Dar Al-Fikr, Amman-Jordan.
13. Al-Raqeeb, Saeed bin Saleh (2008) "The Foundations of Positive Thinking and its Applications towards Life and Society in the Light of the Prophet’s Sunnah", a research presented at the International Conference on Community Development, Challenges and Prospects at the Islamic University of Malaysia, College of Education.
14. Al-Zobaie, Abdel-Jalil and others (1981) Psychological Tests and Measures, Dar Al-Kutub for Publishing and Distribution, Mosul.
15. Al-Sir, Hanan Ahmed Omar (2014) "The Role of Secondary School Teachers in Developing the Curriculum of Positive Thinking among their Students in the Light of the Qur’an and Sunnah and Ways to activate it", master’s thesis, Islamic University, Gaza.
16. Sayed Youssef, Gomaa (2001) Modern Theories in the Interpretation of Mental Illnesses, Dar Gharib for Printing and Publishing, Cairo.
17. Al-Sheikh, Youssef Muhammad and Jaber Abdel-Hamid Jaber (1964) The Psychology of Individual Differences, Cairo, Dar Al-Nahda Al-Arabiya.
18. Abdel-Khaleq, Ahmed Mohamed (1983) Basic Dimensions of Personality, University Knowledge House, Alexandria.
19. Abdel Khalek, Ahmed Mohamed (2016) Personality Psychology, 2nd Edition, Anglo Egyptian Bookshop, Cairo.
20. Al-Atoum, Adnan Youssef (2004) Cognitive Psychology: Theory and Application, 1st ed., Dar Al-Maysara for publishing, printing and distribution, Jordan.
21. Ola, Aisha, Bazwad, Naima (2016) "Positive Thinking among University Students: A Field Study of Patterns", Journal of Psychological and Educational Sciences.
22. Odeh, Ahmed Suleiman (1992) Fundamentals of Scientific Research, 2nd edition, Al-Katani Library, Irbid, Jordan.
23. Oweida, Kamel (1996) Psychology between Personality and Thought, Scientific Books House, Beirut.
24. Al-Fiqi, Ibrahim (2007) The Power of Thinking, 1st Edition, Dar Al-Ebdaa for Media and Publishing, Egypt.
25. Farag, Ahmed Farag (1980) Theories of Psychology, Faculty of Arts, Ain Shams University, Cairo.
26. Fouad, Abu Hatab, and Amal Sadiq (1996) Research Methods and Statistical Analysis Methods in Psychological, Educational and Social Sciences, 2nd Edition, Anglo Library, Cairo.
27. Fouad, Abu Hatab (1976) Psychological Evaluation, Anglo Egyptian Bookshop, Cairo.
28. Mustafa, Wafaa (2003) Achieve Your Dreams with the Power of Positive Thinking, Dar Ibn Hazm, Beirut.
29. Mustafa, Imad Ramadan (2010) "The Model of the Five Major Factors of Personality and its Relationship to the Training Levels of Military Students", Journal of Psychological Studies, Issue 1, Insight Center, Algeria. 63-104.
30. Melhem, Nisreen Nabih (2014) "The Effectiveness of a Program Based on Developing some Positive Thinking Skills in Reducing the Level of Psychological Stress among Mothers of Autistic Children", PhD thesis, University of Damascus, Syria.
31. El Miniawy, Hind (2018) Psychological analysis (answer honestly), papers for publication and distribution.
32. Nusseibeh, Meshri (2017) "Personality Traits “Extroversion-Introversion” and their Relationship to Unrealistic Optimism among Patients with Irritable Bowel Syndrome", Master Thesis, Psychology, Mohamed Boudiaf University
33. Haridy, Adel Mohamed (2011) Theories of Personality, 2nd edition, ITrac for printing, publishing and distribution, Cairo.
34. Hall. Lindsey, Jaw Nedre (1971) Theories of Personality, translated by Farag Ahmed et al., the Egyptian General Organization for Publication, Cairo.
35. Anastasia, A., (1976) Psychological Testing, New York, McMillan 4th
36. Bayer, K.B. (1987) Practical Strategies for the Teaching of Thinking ,New York .
37. Eysenck, H (1968) "Personality in Primary School Children Ability and Achievement", British Journal Educational Psychology .
38. Eysenck, H ,J & Eysenck ; S,B (1981 ) Personality Structure and Measurement, LONDON ; Routledge and, Kegan Paul.
39. Francis ,L(1999) "Is Bad Burns Measure of Psychology Well-being Fair to Introverts ? A study among (16) to (18) Year Old Students".
40. Jung , Carl (1995) Memories, Dreams , Reflections, London : Fontana Press.
41. Jung, C. G. (1971). Psychological Types: The Collected Works, Volume 6. London: Routledge and Kegan Paul.
42. Munro, J. (1995) "Negative Thinking in Depression: Cause, Effect, or Reciprocal Relationship", Advances in Behavior Research .
43. Oppenheim, A. (1992). Questionnaire Design, Interviewing and Attitude Measurement, London, Pinter. Pp 303.
44. Seligman ,M (2002) "Positive Psychology, Positive Prevention and Positive Therapy," in C.R Snyder and S.J Loped (Eds.). The Handbook of positive Psychology, New York , Oxford University Press.
45. Seligman, and Paweiski, J., O. (2003) Positive Psychology :FAQS Psychological Inquiry .
46. Shaw, M.E. ( 1967 ), Scales For The Measurement of Attitude , New York, McGraw – Hill.
47. Smith , N.(1966) "The Relationship Between Item Validity and Test Validity," Psychometricka , 1(3) 69-76.
48. Warren. H.C.(1934) Dictionary of Psychology, Boston: Houghton Mifflin Co.