Gaya APA

Kotschevar, L, H., Cummings, L, E. (1989). Nutrition management for foodservices . New York: Delmar Publishers.

Gaya MLA

Kotschevar, Lendal, H.., Cummings, Leslie, E.. "Nutrition management for foodservices". New York: Delmar Publishers, 1989. BUKU.