Παραπομπή APA

Armstrong, G., & Kolter, P. (2007). Marketing: An introduction (7th ed.). Pearson Education.

Παραπομπή Chicago Style

Armstrong, Gary, και Philip Kolter. Marketing: An Introduction. 7th ed. New Delhi: Pearson Education, 2007.

Παραπομπή MLA

Armstrong, Gary, και Philip Kolter. Marketing: An Introduction. 7th ed. Pearson Education, 2007.