APA (7th ed.) Citation

Cohn, G., & Keller, A. S. (1939). Neo-neutrality. Columbia University Press.

Chicago Style (17th ed.) Citation

Cohn, Georg, and Arthur S. Keller. Neo-neutrality. New York: Columbia University Press, 1939.

MLA (9th ed.) Citation

Cohn, Georg, and Arthur S. Keller. Neo-neutrality. Columbia University Press, 1939.