APA (7th ed.) Citation

Kotler, P., & Armstrong, G. (2006). Principles of marketing (11th ed.). Pearson Education South Asia.

Chicago Style (17th ed.) Citation

Kotler, Philip, and Gary Armstrong. Principles of Marketing. 11th ed. Singapore: Pearson Education South Asia, 2006.

MLA (9th ed.) Citation

Kotler, Philip, and Gary Armstrong. Principles of Marketing. 11th ed. Pearson Education South Asia, 2006.