Negi, J. (2003). Grading and classification of hotels, tourism resorts and restaurants (2nd ed.). Kanishka Publishers.
Citação norma ChicagoNegi, Jagmohan. Grading and Classification of Hotels, Tourism Resorts and Restaurants. 2nd ed. New Delhi: Kanishka Publishers, 2003.
Citação norma MLANegi, Jagmohan. Grading and Classification of Hotels, Tourism Resorts and Restaurants. 2nd ed. Kanishka Publishers, 2003.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.