Kotler, P. (2003). Marketing management. Pearson Education.
Chicago Style (17th ed.) ZitazioaKotler, Philip. Marketing Management. Upper Saddle River, N.J.: Pearson Education, 2003.
MLA (9th ed.) ZitazioaKotler, Philip. Marketing Management. Pearson Education, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.