APA استشهاد

Negi, J. (2002). Professional hotel management. S.Chand.

استشهاد بنمط شيكاغو

Negi, Jagmohan. Professional Hotel Management. New Delhi: S.Chand, 2002.

MLA استشهاد

Negi, Jagmohan. Professional Hotel Management. S.Chand, 2002.