Kotler, P. (2006). Marketing Management (12th.). Prentic-Hall of Ind.
Chicago Style aipamenaKotler, Philip. Marketing Management. 12th. New Delhi: Prentic-Hall of Ind, 2006.
MLA aipamenaKotler, Philip. Marketing Management. 12th. Prentic-Hall of Ind, 2006.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.