APA استشهاد

Negi, J. (2003). Grading and classification of hotels, tourism resorts and restaurants (2nd ed.). Kanishka Publishers.

استشهاد بنمط شيكاغو

Negi, Jagmohan. Grading and Classification of Hotels, Tourism Resorts and Restaurants. 2nd ed. New Delhi: Kanishka Publishers, 2003.

MLA استشهاد

Negi, Jagmohan. Grading and Classification of Hotels, Tourism Resorts and Restaurants. 2nd ed. Kanishka Publishers, 2003.