APA (7e ed.) Bronvermelding

Wyckoff, D. C. (1956). A psychological description of youth and adults. Princeton Theological Seminary.

Chicago (17e ed.) Bronvermelding

Wyckoff, D. Campbell. A Psychological Description of Youth and Adults. Princeton, N.J.: Princeton Theological Seminary, 1956.

MLA (8e ed.) Bronvermelding

Wyckoff, D. Campbell. A Psychological Description of Youth and Adults. Princeton Theological Seminary, 1956.

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