Παραπομπή APA

Chapman, R. W. (1973). Marketing today (2nd.). International textbook company.

Παραπομπή Chicago Style

Chapman, R. W. Marketing Today. 2nd. Bucks: International textbook company, 1973.

Παραπομπή MLA

Chapman, R. W. Marketing Today. 2nd. International textbook company, 1973.