Cita APA (7a ed.)
Burfisher, M. E., Robinson, S., & Thierfelder, K. (1998). Farm policy reforms and harmonization in the NAFTA. United States Department of Agriculture.
Cita Chicago Style (17a ed.)
Burfisher, Mary E., Sherman Robinson, y Karen Thierfelder. Farm Policy Reforms and Harmonization in the NAFTA. United States Department of Agriculture, 1998.
Cita MLA (9a ed.)
Burfisher, Mary E., et al. Farm Policy Reforms and Harmonization in the NAFTA. United States Department of Agriculture, 1998.
Precaución: Estas citas no son 100% exactas.