Παραπομπή APA

Kotler, P. (1989). Marketing Management/6e (6th ed.). Prentice Hall of India pvt. ltd.

Παραπομπή Chicago Style

Kotler, P. Marketing Management/6e. 6th ed. New Delhi: Prentice Hall of India pvt. ltd, 1989.

Παραπομπή MLA

Kotler, P. Marketing Management/6e. 6th ed. Prentice Hall of India pvt. ltd, 1989.