Cita APA (7a ed.)
Richards, P., & Ruivenkamp, G. (1997). Seeds and survival: Crop genetic resources in war and reconstruction in Africa.
Cita Chicago Style (17a ed.)
Richards, P., y G. Ruivenkamp. Seeds and Survival: Crop Genetic Resources in War and Reconstruction in Africa. 1997.
Cita MLA (9a ed.)
Richards, P., y G. Ruivenkamp. Seeds and Survival: Crop Genetic Resources in War and Reconstruction in Africa. 1997.
Precaución: Estas citas no son 100% exactas.