KOTLER PHILIP. (2004). MARKETING MANAGEMENT (11TH.). PEARSON EDUCATION ,INC.
Chicago Style aipamenaKOTLER PHILIP. MARKETING MANAGEMENT. 11TH. NEW DELHI: PEARSON EDUCATION ,INC, 2004.
MLA aipamenaKOTLER PHILIP. MARKETING MANAGEMENT. 11TH. PEARSON EDUCATION ,INC, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.