Cita APA (7a ed.)
Smithson, J. B. (1987). Evaluation methods and utilization of germplasm of annual crop species. International Center for Tropical Agriculture.
Cita Chicago Style (17a ed.)
Smithson, James Brady. Evaluation Methods and Utilization of Germplasm of Annual Crop Species. International Center for Tropical Agriculture, 1987.
Cita MLA (9a ed.)
Smithson, James Brady. Evaluation Methods and Utilization of Germplasm of Annual Crop Species. International Center for Tropical Agriculture, 1987.
Precaución: Estas citas no son 100% exactas.