ZEITHAML VALARIE A. (2003). SERVICES MARKETING (3RD.). TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.
Chicago Style (17. basım) AtıfZEITHAML VALARIE A. SERVICES MARKETING. 3RD. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2003.
MLA (9th ed.) AtıfZEITHAML VALARIE A. SERVICES MARKETING. 3RD. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2003.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..