Cita APA (7a ed.)
Freeman, H., & Smith, J. (1996). Intensification of land use and the evolution of agricultural systems in the West African Northern Guinea Savanna.
Cita Chicago Style (17a ed.)
Freeman, H.A, y J. Smith. Intensification of Land Use and the Evolution of Agricultural Systems in the West African Northern Guinea Savanna. 1996.
Cita MLA (9a ed.)
Freeman, H.A, y J. Smith. Intensification of Land Use and the Evolution of Agricultural Systems in the West African Northern Guinea Savanna. 1996.
Precaución: Estas citas no son 100% exactas.