APA (7e ed.) Bronvermelding

Ekman, P. Expression and the nature of emotion: Paul Ekman. Approaches to emotion.(c 1984).

Chicago (17e ed.) Bronvermelding

Ekman, Paul. "Expression and the Nature of Emotion: Paul Ekman." Approaches to Emotion.(c 1984) .

MLA (8e ed.) Bronvermelding

Ekman, Paul. "Expression and the Nature of Emotion: Paul Ekman." Approaches to Emotion.(c 1984), .

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