Παραπομπή APA

Ellis,Nick. et.al, Fitchett,James, & Higgins,Matthew. (2011). Marketing: A critical textbook. Sage.

Παραπομπή Chicago Style

Ellis,Nick. et.al, Fitchett,James, και Higgins,Matthew. Marketing: A Critical Textbook. New Delhi: Sage, 2011.

Παραπομπή MLA

Ellis,Nick. et.al, et al. Marketing: A Critical Textbook. Sage, 2011.