Smith, V. L., & Brent, M. (2001). Hosts and guests revisited: Tourism issues of the 21st century. Cognizant Communication.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSmith, Valene L., और Maryann Brent. Hosts and Guests Revisited: Tourism Issues of the 21st Century. New York: Cognizant Communication, 2001.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSmith, Valene L., और Maryann Brent. Hosts and Guests Revisited: Tourism Issues of the 21st Century. Cognizant Communication, 2001.
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