Cita APA (7th ed.)

ZEITHAML VALARIE A. (2008). SERVICES MARKETING: INTEGRATING CUSTOMER FOCUS ACROSS THE FIRM (4TH ED.). TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.

Cita Chicago (17th ed.)

ZEITHAML VALARIE A. SERVICES MARKETING: INTEGRATING CUSTOMER FOCUS ACROSS THE FIRM. 4TH ED. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2008.

Cita MLA (9th ed.)

ZEITHAML VALARIE A. SERVICES MARKETING: INTEGRATING CUSTOMER FOCUS ACROSS THE FIRM. 4TH ED. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2008.