Kotler, P. (1997). Marketing management (9th ed.). Prentice-Hall of India.
Chicago Style citaatKotler, Philip. Marketing Management. 9th ed. New Delhi: Prentice-Hall of India, 1997.
MLA citatieKotler, Philip. Marketing Management. 9th ed. Prentice-Hall of India, 1997.
Let op: Deze citaties zijn niet altijd 100% accuraat.