Cita APA (7a ed.)
Cardwell, K., Schulthess, F., Ndemah, R., & Ngoko, Z. (1997). A systems approach to assess crop health and maize yield lossess due to pests and diseases in Cameroon. Elsevier.
Cita Chicago Style (17a ed.)
Cardwell, K.F, F. Schulthess, R. Ndemah, y Z. Ngoko. A Systems Approach to Assess Crop Health and Maize Yield Lossess Due to Pests and Diseases in Cameroon. Elsevier, 1997.
Cita MLA (9a ed.)
Cardwell, K.F, et al. A Systems Approach to Assess Crop Health and Maize Yield Lossess Due to Pests and Diseases in Cameroon. Elsevier, 1997.
Precaución: Estas citas no son 100% exactas.