Cita APA (7a ed.)
Müller-Sämann, K. M., Flörchinger, F., Girón, L., Restrepo, J., & Leihner, D. (1999). Soil conservation strategies that take into account farmer perspectives. International Center for Tropical Agriculture.
Cita Chicago Style (17a ed.)
Müller-Sämann, Karl M., F. Flörchinger, LE Girón, J. Restrepo, y D.E Leihner. Soil Conservation Strategies That Take into Account Farmer Perspectives. International Center for Tropical Agriculture, 1999.
Cita MLA (9a ed.)
Müller-Sämann, Karl M., et al. Soil Conservation Strategies That Take into Account Farmer Perspectives. International Center for Tropical Agriculture, 1999.
Precaución: Estas citas no son 100% exactas.