Cita APA (7a ed.)
Sumberg, J. (1984). Alley farming in the humid zone: Linking crop and livestock production.
Cita Chicago Style (17a ed.)
Sumberg, J.E. Alley Farming in the Humid Zone: Linking Crop and Livestock Production. 1984.
Cita MLA (9a ed.)
Sumberg, J.E. Alley Farming in the Humid Zone: Linking Crop and Livestock Production. 1984.
Precaución: Estas citas no son 100% exactas.