APA-referens (7:e uppl.)

Zeithaml Valarie A. & Bitner Mary Jo. (2005). Services Marketing, Integrating Customer Focus Across the Firm (3rd.). Tata Mc Graw Hill Publishing.

Chicago-referens (17:e uppl.)

Zeithaml Valarie A. och Bitner Mary Jo. Services Marketing, Integrating Customer Focus Across the Firm. 3rd. New Delhi: Tata Mc Graw Hill Publishing, 2005.

MLA-referens (9:e uppl.)

Zeithaml Valarie A. och Bitner Mary Jo. Services Marketing, Integrating Customer Focus Across the Firm. 3rd. Tata Mc Graw Hill Publishing, 2005.