Cita APA (7a ed.)
Singh, U., Patil, S., Das, R., Padilla, J., Singh, V., & Pal, A. (1999). Nitrogen dynamics and crop growth on an alfisol and a vertisol under rainfed lowland rice-based cropping system. Elsevier.
Cita Chicago Style (17a ed.)
Singh, U., S.K Patil, R.O Das, J.L Padilla, V.P Singh, y A.R Pal. Nitrogen Dynamics and Crop Growth on an Alfisol and a Vertisol Under Rainfed Lowland Rice-based Cropping System. Elsevier, 1999.
Cita MLA (9a ed.)
Singh, U., et al. Nitrogen Dynamics and Crop Growth on an Alfisol and a Vertisol Under Rainfed Lowland Rice-based Cropping System. Elsevier, 1999.
Precaución: Estas citas no son 100% exactas.