Παραπομπή APA

Zikmund,William G, & D'Amico,Michael. (2001). Marketing (7.). South-Western.

Παραπομπή Chicago Style

Zikmund,William G, και D'Amico,Michael. Marketing. 7. Australia: South-Western, 2001.

Παραπομπή MLA

Zikmund,William G, και D'Amico,Michael. Marketing. 7. South-Western, 2001.