APA (7e ed.) Bronvermelding

Engler, B. (2014). Personality theories: An introduction (Ninth edition.). Wadsworth, Cengage Learning.

Chicago (17e ed.) Bronvermelding

Engler, Barbara. Personality Theories: An Introduction. Ninth edition. Australia: Wadsworth, Cengage Learning, 2014.

MLA (9e ed.) Bronvermelding

Engler, Barbara. Personality Theories: An Introduction. Ninth edition. Wadsworth, Cengage Learning, 2014.

Let op: Deze citaties zijn niet altijd 100% accuraat.