Zeithaml, V. A. (1990). Delivering Quality ServiceBalancing Customer Perceptions and Expectations/Valarie A. Zeithaml,A. Parasuraman,Leonard L. Berry. The Free Press.
Chicago Style (17th ed.) CitationZeithaml, Valarie A. Delivering Quality ServiceBalancing Customer Perceptions and Expectations/Valarie A. Zeithaml,A. Parasuraman,Leonard L. Berry. The Free Press, 1990.
MLA (8th ed.) CitationZeithaml, Valarie A. Delivering Quality ServiceBalancing Customer Perceptions and Expectations/Valarie A. Zeithaml,A. Parasuraman,Leonard L. Berry. The Free Press, 1990.
Warning: These citations may not always be 100% accurate.