APA Citation

Kotler, P., & Philip Kotler; Gary Armstrong. (2015). Principles of marketing. Boston: Pearson.

Chicago Style Citation

Kotler, Philip, and Philip Kotler; Gary Armstrong. Principles of Marketing. Boston: Pearson, 2015.

MLA Citation

Kotler, Philip, and Philip Kotler; Gary Armstrong. Principles of Marketing. Boston: Pearson, 2015.

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