Zeithaml, V. A., & Bitner, M. J. (2003). Services marketing: Integrating customer focus across the firm (3rd ed.). Tata McGraw-Hill.
Citazione stile Chigago Style (17a edizione)Zeithaml, Valarie A., e Mary Jo Bitner. Services Marketing: Integrating Customer Focus Across the Firm. 3rd ed. New Delhi: Tata McGraw-Hill, 2003.
Citatione MLA (9a ed.)Zeithaml, Valarie A., e Mary Jo Bitner. Services Marketing: Integrating Customer Focus Across the Firm. 3rd ed. Tata McGraw-Hill, 2003.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.