Παραπομπή APA

Foster, D., & Davis, J. (1994). Mastering marketing. Mac Millan.

Παραπομπή Chicago Style

Foster, Douglas, και John Davis. Mastering Marketing. Great Britain: Mac Millan, 1994.

Παραπομπή MLA

Foster, Douglas, και John Davis. Mastering Marketing. Mac Millan, 1994.