Cita APA

Hergenhahn, B. R., & Olson, M. H. (1999). An introduction to theories of personality (5th ed.). Prentice Hall.

Citación estilo Chicago

Hergenhahn, B. R., and Matthew H. Olson. An Introduction to Theories of Personality. 5th ed. Upper Saddle River, N.J: Prentice Hall, 1999.

Cita MLA

Hergenhahn, B. R., and Matthew H. Olson. An Introduction to Theories of Personality. 5th ed. Prentice Hall, 1999.