Negi, J. (2003). Grading and classification of hotels, tourism resorts and restaurants (2nd ed.). Kanishka Publishers.
Dyfyniad Arddull ChicagoNegi, Jagmohan. Grading and Classification of Hotels, Tourism Resorts and Restaurants. 2nd ed. New Delhi: Kanishka Publishers, 2003.
Dyfyniad MLANegi, Jagmohan. Grading and Classification of Hotels, Tourism Resorts and Restaurants. 2nd ed. Kanishka Publishers, 2003.
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