Wirtz,Jochen, & Lovelock,Christopher. (2022). Service Marketing: People, Technology & Strategy (9th.). World scientific.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWirtz,Jochen, और Lovelock,Christopher. Service Marketing: People, Technology & Strategy. 9th. USA: World scientific, 2022.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWirtz,Jochen, और Lovelock,Christopher. Service Marketing: People, Technology & Strategy. 9th. World scientific, 2022.
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