APA (7e ed.) Bronvermelding

United States. Department of Agriculture & Hayes, J. (1980). Cutting Energy Costs. U.S. Dept. of Agriculture : For sale by the Supt. of Docs., U.S. G.P.O..

Chicago (17e ed.) Bronvermelding

United States. Department of Agriculture en Jack Hayes. Cutting Energy Costs. [Washington, D.C.]: U.S. Dept. of Agriculture : For sale by the Supt. of Docs., U.S. G.P.O., 1980.

MLA (9e ed.) Bronvermelding

United States. Department of Agriculture en Jack Hayes. Cutting Energy Costs. U.S. Dept. of Agriculture : For sale by the Supt. of Docs., U.S. G.P.O., 1980.

Let op: Deze citaties zijn niet altijd 100% accuraat.