APA (7th ed.) Citation
Hergenhahn, B. R., & Olson, M. H. (2003). An introduction to theories of personality (7th ed.). Prentice Hall.
Chicago Style (17th ed.) Citation
Hergenhahn, B. R., and Matthew H. Olson. An Introduction to Theories of Personality. 7th ed. Upper Saddle River, N.J.: Prentice Hall, 2003.
MLA (9th ed.) Citation
Hergenhahn, B. R., and Matthew H. Olson. An Introduction to Theories of Personality. 7th ed. Prentice Hall, 2003.
Warning: These citations may not always be 100% accurate.