APA (7th ed.) Citation

Dunlap, K. (1917). An outline of psychobiology (2d ed.). Johns Hopkins Press.

Chicago Style (17th ed.) Citation

Dunlap, Knight. An Outline of Psychobiology. 2d ed. Baltimore: Johns Hopkins Press, 1917.

MLA (9th ed.) Citation

Dunlap, Knight. An Outline of Psychobiology. 2d ed. Johns Hopkins Press, 1917.