Cita APA (7a ed.)
Vallaeys, G., Silvestre, P., Blackie, M. J., & Delgado, C. L. (1987). Development and Extension of Agricultural Production Technology. International Food Policy Research Institute.
Cita Chicago Style (17a ed.)
Vallaeys, Guy, Pierre Silvestre, Malcom J. Blackie, y Christopher L. Delgado. Development and Extension of Agricultural Production Technology. International Food Policy Research Institute, 1987.
Cita MLA (9a ed.)
Vallaeys, Guy, et al. Development and Extension of Agricultural Production Technology. International Food Policy Research Institute, 1987.
Precaución: Estas citas no son 100% exactas.