APA Edition Citation

Ryckman, R. M. (2012). Theories of Personality (10th ed.). Cengage Learning.

Chicago Edition Citation

Ryckman, Richard M. Theories of Personality. 10th ed. Cengage Learning, 2012.

MLA Edition Citation

Ryckman, Richard M. Theories of Personality. 10th ed. Cengage Learning, 2012.

Warning: These citations may not always be 100% accurate.