APA-Zitierstil (7. Ausg.)

United States. Department of Agriculture. Economic Research Service. (1994). Agricultural resources and environmental indicators. The Service.

Chicago-Zitierstil (17. Ausg.)

United States. Department of Agriculture. Economic Research Service. Agricultural Resources and Environmental Indicators. Washington, DC: The Service, 1994.

MLA-Zitierstil (9. Ausg.)

United States. Department of Agriculture. Economic Research Service. Agricultural Resources and Environmental Indicators. The Service, 1994.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.