Cita APA (7a ed.)

Koczka, W. J. (1988). Cooperatives: An introductory home study course. Canadian Cooperative Association.

Cita Chicago Style (17a ed.)

Koczka, Wes J. Cooperatives: An Introductory Home Study Course. Ottawa: Canadian Cooperative Association, 1988.

Cita MLA (9a ed.)

Koczka, Wes J. Cooperatives: An Introductory Home Study Course. Canadian Cooperative Association, 1988.