Zeithaml, V. A., & Bitner, M. J. (2000). Services marketing: Integrating customer focus across the firm (2nd ed.). Boston: Irwin/McGraw-Hill.
Chicago-stil citatZeithaml, Valarie A., och Mary Jo Bitner. Services Marketing: Integrating Customer Focus Across the Firm. 2nd ed. Boston: Irwin/McGraw-Hill, 2000.
MLA-referensZeithaml, Valarie A., och Mary Jo Bitner. Services Marketing: Integrating Customer Focus Across the Firm. 2nd ed. Boston: Irwin/McGraw-Hill, 2000.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.