Zeithaml, V. A., Bitner, M. J., Gremler, D. D., & Pandit, A. (2012). Services Marketing: Integrating Customer Focus Across the Firm (5th ed.). Tata McGraw Hill Education Pvt. Ltd.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रZeithaml, Valarie A., Mary Jo Bitner, Dwayne D. Gremler, और Ajay Pandit. Services Marketing: Integrating Customer Focus Across the Firm. 5th ed. New Delhi: Tata McGraw Hill Education Pvt. Ltd, 2012.
एमएलए (9वां संस्करण) प्रशस्ति पत्रZeithaml, Valarie A., et al. Services Marketing: Integrating Customer Focus Across the Firm. 5th ed. Tata McGraw Hill Education Pvt. Ltd, 2012.
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