APA استشهاد

(1971). The food service industry: Type, quantity, and value of foods used. Washington, D.C: U.S. Department of Agriculture.

استشهاد بنمط شيكاغو

The Food Service Industry: Type, Quantity, and Value of Foods Used. Washington, D.C: U.S. Department of Agriculture, 1971.

MLA استشهاد

The Food Service Industry: Type, Quantity, and Value of Foods Used. Washington, D.C: U.S. Department of Agriculture, 1971.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.