APA (7th ed.) Citation

Engler, B. (1991). Personality theories: An introduction (3rd ed.). Houghton Mifflin.

Chicago Style (17th ed.) Citation

Engler, Barbara. Personality Theories: An Introduction. 3rd ed. Boston: Houghton Mifflin, 1991.

MLA (9th ed.) Citation

Engler, Barbara. Personality Theories: An Introduction. 3rd ed. Houghton Mifflin, 1991.

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