APA-referens

(1955). The yearbook of agriculture 1955 - Water. Washington: U.S.Department of Agriculture.

Chicago-stil citat

The Yearbook of Agriculture 1955 - Water. Washington: U.S.Department of Agriculture, 1955.

MLA-referens

The Yearbook of Agriculture 1955 - Water. Washington: U.S.Department of Agriculture, 1955.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.