APA (7th ed.) Citation

Gurvitch, G., & Moore, W. E. (1945). Twentieth century sociology. The Philosophical Library.

Chicago Style (17th ed.) Citation

Gurvitch, Georges, and Wilbert Ellis Moore. Twentieth Century Sociology. New York: The Philosophical Library, 1945.

MLA (9th ed.) Citation

Gurvitch, Georges, and Wilbert Ellis Moore. Twentieth Century Sociology. The Philosophical Library, 1945.