Kotler Philip & Keller, K. L. (2006). Marketing management (Twelfth edition.). Prentice-Hall.
Cita Chicago (17th ed.)Kotler Philip i Kevin Lane Keller. Marketing Management. Twelfth edition. New Delhi: Prentice-Hall, 2006.
Cita MLA (9th ed.)Kotler Philip i Kevin Lane Keller. Marketing Management. Twelfth edition. Prentice-Hall, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.