APA استشهاد

Kotler, P., & Armstrong, G. (1995). Principles of marketing/6e (6th ed.). Prentice-hall.

استشهاد بنمط شيكاغو

Kotler, Philip, و Gary Armstrong. Principles of Marketing/6e. 6th ed. New Delhi: Prentice-hall, 1995.

MLA استشهاد

Kotler, Philip, و Gary Armstrong. Principles of Marketing/6e. 6th ed. Prentice-hall, 1995.