Cita APA

Kotler, P., & Amstrong, G. (2013). Principles of marketing (14th ed.). Pearson educational limited.

Citación estilo Chicago

Kotler, Philip, and Gary Amstrong. Principles of Marketing. 14th ed. England: Pearson educational limited, 2013.

Cita MLA

Kotler, Philip, and Gary Amstrong. Principles of Marketing. 14th ed. Pearson educational limited, 2013.

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