Cita APA (7a ed.)
Spijkers, P. (2001). Biotechnology Applications for Small-Scale Farmers: The DGIS-Colombia Program. International Service for National Agricultural Research.
Cita Chicago Style (17a ed.)
Spijkers, Piet. Biotechnology Applications for Small-Scale Farmers: The DGIS-Colombia Program. International Service for National Agricultural Research, 2001.
Cita MLA (9a ed.)
Spijkers, Piet. Biotechnology Applications for Small-Scale Farmers: The DGIS-Colombia Program. International Service for National Agricultural Research, 2001.
Precaución: Estas citas no son 100% exactas.