APA (7e ed.) Bronvermelding

Não informado. (1978). National food review. U.S. Department of Agriculture, National Economics Division.

Chicago (17e ed.) Bronvermelding

Não informado. National Food Review. Washington: U.S. Department of Agriculture, National Economics Division, 1978.

MLA (8e ed.) Bronvermelding

Não informado. National Food Review. U.S. Department of Agriculture, National Economics Division, 1978.

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