APA (7th ed.) Citation

Ausubel, D. P. (1957). Theory and problems of adolescent development (2. print.). Grune & Stratton.

Chicago Style (17th ed.) Citation

Ausubel, David P. Theory and Problems of Adolescent Development. 2. print. New York: Grune & Stratton, 1957.

MLA (9th ed.) Citation

Ausubel, David P. Theory and Problems of Adolescent Development. 2. print. Grune & Stratton, 1957.