APA (7th ed.) Citation

Kotler, P., & Armstrong, G. (1998). Principles of marketing (8th ed.). Prentice-Hall.

Chicago Style (17th ed.) Citation

Kotler, Philip, and Gary Armstrong. Principles of Marketing. 8th ed. Upper Saddle River, NJ: Prentice-Hall, 1998.

MLA (9th ed.) Citation

Kotler, Philip, and Gary Armstrong. Principles of Marketing. 8th ed. Prentice-Hall, 1998.