Narayan, U. (2008). Basics of catering management. Rajat.
Chicago Style aipamenaNarayan, Umesh. Basics of Catering Management. New Delhi: Rajat, 2008.
MLA aipamenaNarayan, Umesh. Basics of Catering Management. Rajat, 2008.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.