APA (7th ed.) Citation

Zetterberg, H. L. (1965). On Theory and verification in sociology. The bedminster Press.

Chicago Style (17th ed.) Citation

Zetterberg, Hans L. On Theory and Verification in Sociology. New Jersey: The bedminster Press, 1965.

MLA (9th ed.) Citation

Zetterberg, Hans L. On Theory and Verification in Sociology. The bedminster Press, 1965.