Cita APA (7a ed.)
(1982). Agricultural statistics 1982. United States Department of Agriculture.
Cita Chicago Style (17a ed.)
Agricultural Statistics 1982. Washington: United States Department of Agriculture, 1982.
Cita MLA (9a ed.)
Agricultural Statistics 1982. United States Department of Agriculture, 1982.
Precaución: Estas citas no son 100% exactas.