APA aipamena

Gary Armstrong & Philip Kotler. (2003). Marketing (Ed-6.). Pearson.

Chicago Style aipamena

Gary Armstrong and Philip Kotler. Marketing. Ed-6. New Delhi: Pearson, 2003.

MLA aipamena

Gary Armstrong and Philip Kotler. Marketing. Ed-6. Pearson, 2003.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.