Παραπομπή APA

Kotler,Philip. (1987). Principles of marketing/3e (3rd ed.). Prentice Hall of India.

Παραπομπή Chicago Style

Kotler,Philip. Principles of Marketing/3e. 3rd ed. New Delhi: Prentice Hall of India, 1987.

Παραπομπή MLA

Kotler,Philip. Principles of Marketing/3e. 3rd ed. Prentice Hall of India, 1987.