APA (7e ed.) Bronvermelding

United States. Department of Agriculture, United States. Foreign Agricultural Service, & Economic Research Service. The World agricultural situation. [s.n.

Chicago (17e ed.) Bronvermelding

United States. Department of Agriculture, United States. Foreign Agricultural Service, en Economic Research Service. The World Agricultural Situation. Washington: [s.n.

MLA (9e ed.) Bronvermelding

United States. Department of Agriculture, et al. The World Agricultural Situation. [s.n.