Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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