Cita APA (7a ed.)
Ashby, J. A., Beltrán Giraldo, J. A., Guerrero, M., & Ramos P, H. (1994). Improving the acceptability to farmers of soil conservation practices. International Center for Tropical Agriculture.
Cita Chicago Style (17a ed.)
Ashby, Jacqueline A., Jorge Alonso Beltrán Giraldo, M.P Guerrero, y HF Ramos P. Improving the Acceptability to Farmers of Soil Conservation Practices. International Center for Tropical Agriculture, 1994.
Cita MLA (9a ed.)
Ashby, Jacqueline A., et al. Improving the Acceptability to Farmers of Soil Conservation Practices. International Center for Tropical Agriculture, 1994.
Precaución: Estas citas no son 100% exactas.