Cita APA (7a ed.)

Armstrong, G., & Kotler, P. (2011). Marketing: An introduction (10th ed.). Prentice Hall.

Cita Chicago Style (17a ed.)

Armstrong, Gary, y Philip Kotler. Marketing: An Introduction. 10th ed. Boston, Mass: Prentice Hall, 2011.

Cita MLA (9a ed.)

Armstrong, Gary, y Philip Kotler. Marketing: An Introduction. 10th ed. Prentice Hall, 2011.