APA (7th ed.) Citation

Kotler, P., & Armstrong, G. (2006). Principles of marketing. (Second edition.). Prentice-Hall.

Chicago Style (17th ed.) Citation

Kotler, Philip, and Gary Armstrong. Principles of Marketing. Second edition. New Delhi: Prentice-Hall, 2006.

MLA (8th ed.) Citation

Kotler, Philip, and Gary Armstrong. Principles of Marketing. Second edition. Prentice-Hall, 2006.