Zeithaml, V. A. B. (2003). Services Marketing: Integrating customer focus accross the firm (3 edition.).
Chicago-stil citatZeithaml, Valarie A; Bitner. Services Marketing: Integrating Customer Focus Accross the Firm. 3 edition. Tata Mc Graw Hill: New Delhi, 2003.
MLA-referensZeithaml, Valarie A; Bitner. Services Marketing: Integrating Customer Focus Accross the Firm. 3 edition. 2003.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.