एपीए उद्धरण

United States Department of Agriculture. (1981). Will there be enough food. Washington, D.C: The Department.

शिकागो स्टाइल उद्धरण

United States Department of Agriculture. Will There Be Enough Food. Washington, D.C: The Department, 1981.

एमएलए उद्धरण

United States Department of Agriculture. Will There Be Enough Food. Washington, D.C: The Department, 1981.