APA Citation

Kotler, P., & Armstrong, G. Principles of marketing (14th ed.). Harlow, England : Pearson, 2012.

Chicago Style Citation

Kotler, Philip, and Gary Armstrong. Principles of Marketing. 14th ed. Harlow, England : Pearson, 2012.

MLA Citation

Kotler, Philip, and Gary Armstrong. Principles of Marketing. 14th ed. Harlow, England : Pearson, 2012.

Warning: These citations may not always be 100% accurate.