Cita APA (7a ed.)
(1992). Agricultural Statistics 1992. United States Department of Agriculture.
Cita Chicago Style (17a ed.)
Agricultural Statistics 1992. Washington: United States Department of Agriculture, 1992.
Cita MLA (9a ed.)
Agricultural Statistics 1992. United States Department of Agriculture, 1992.
Precaución: Estas citas no son 100% exactas.