ANDREWS, S. (2013). Hotel front office: : a training manual. McGraw-Hill Education.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रANDREWS, Sudhir. Hotel Front Office: : A Training Manual. McGraw-Hill Education, 2013.
एमएलए (9वां संस्करण) प्रशस्ति पत्रANDREWS, Sudhir. Hotel Front Office: : A Training Manual. McGraw-Hill Education, 2013.
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