APA (7th ed.) Citation

Perkins, H. V. (1969). Human development and learning. Wadsworth Pub. Co..

Chicago Style (17th ed.) Citation

Perkins, Hugh V. Human Development and Learning. Belmont, Calif.: Wadsworth Pub. Co., 1969.

MLA (9th ed.) Citation

Perkins, Hugh V. Human Development and Learning. Wadsworth Pub. Co., 1969.