Cita APA (7a ed.)
Cohen, J. I., & Paarlberg, R. (2002). Explaining restricted approval and availability of GM crops in developing countries.
Cita Chicago Style (17a ed.)
Cohen, Joel I., y R. Paarlberg. Explaining Restricted Approval and Availability of GM Crops in Developing Countries. 2002.
Cita MLA (9a ed.)
Cohen, Joel I., y R. Paarlberg. Explaining Restricted Approval and Availability of GM Crops in Developing Countries. 2002.
Precaución: Estas citas no son 100% exactas.