APA (7th ed.) Citation

Zetterberg, H. L. (1965). On theory and verification in sociology (3., enlarged ed.). Bedminster Press.

Chicago Style (17th ed.) Citation

Zetterberg, Hans Lennart. On Theory and Verification in Sociology. 3., enlarged ed. Totowa, N.J: Bedminster Press, 1965.

MLA (9th ed.) Citation

Zetterberg, Hans Lennart. On Theory and Verification in Sociology. 3., enlarged ed. Bedminster Press, 1965.