Becker, E. (2013). Overbooked: The exploding business of travel and tourism. Simon & Schuster.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBecker, Elizabeth. Overbooked: The Exploding Business of Travel and Tourism. New York: Simon & Schuster, 2013.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBecker, Elizabeth. Overbooked: The Exploding Business of Travel and Tourism. Simon & Schuster, 2013.
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