APA (7. basım) Alıntı

Helm, F. C., & Cemalcılar, İ. . ç. (1968). The economics of co-operative enterprise. The Co-operative College in association with University of London Press Ltd.

Chicago Style (17. basım) Atıf

Helm, Franz C., ve İlhan çev Cemalcılar. The Economics of Co-operative Enterprise. Tanzania: The Co-operative College in association with University of London Press Ltd, 1968.

MLA (9th ed.) Atıf

Helm, Franz C., ve İlhan çev Cemalcılar. The Economics of Co-operative Enterprise. The Co-operative College in association with University of London Press Ltd, 1968.