APA (7e ed.) Bronvermelding

Não informado. (1923). Agriculture yearbook. U.S. Department of Agriculture.

Chicago (17e ed.) Bronvermelding

Não informado. Agriculture Yearbook. Washington: U.S. Department of Agriculture, 1923.

MLA (8e ed.) Bronvermelding

Não informado. Agriculture Yearbook. U.S. Department of Agriculture, 1923.

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