APA (7e ed.) Bronvermelding

Zeithaml, V. A., & Bitner, M. J. (2003). Services marketing: Integrating customer focus across the firm (3rd ed.). McGraw-Hill/Irwin.

Chicago (17e ed.) Bronvermelding

Zeithaml, Valarie A., en Mary Jo Bitner. Services Marketing: Integrating Customer Focus Across the Firm. 3rd ed. Boston: McGraw-Hill/Irwin, 2003.

MLA (8e ed.) Bronvermelding

Zeithaml, Valarie A., en Mary Jo Bitner. Services Marketing: Integrating Customer Focus Across the Firm. 3rd ed. McGraw-Hill/Irwin, 2003.