Cita APA (7a ed.)
Northey, B. (2018). US Department of Agriculture: Farm production and conservation.
Cita Chicago Style (17a ed.)
Northey, Bill. US Department of Agriculture: Farm Production and Conservation. 2018.
Cita MLA (9a ed.)
Northey, Bill. US Department of Agriculture: Farm Production and Conservation. 2018.
Precaución: Estas citas no son 100% exactas.