APA (7e ed.) Bronvermelding

US Department of Agriculture. (1956). Agricultural marketing. U.S. Department of Agriculture, Agricultural Marketing Service.

Chicago (17e ed.) Bronvermelding

US Department of Agriculture. Agricultural Marketing. Washington: U.S. Department of Agriculture, Agricultural Marketing Service, 1956.

MLA (8e ed.) Bronvermelding

US Department of Agriculture. Agricultural Marketing. U.S. Department of Agriculture, Agricultural Marketing Service, 1956.

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