Cita APA (7a ed.)
Singh, J., Erenstein, O., Thorpe, W., & Varma, A. (2007). Crop-livestock interactions and livelihoods in the Gangetic Plains of Uttar Pradesh, India. International Livestock Research Institute.
Cita Chicago Style (17a ed.)
Singh, J., Olaf Erenstein, W.R Thorpe, y A. Varma. Crop-livestock Interactions and Livelihoods in the Gangetic Plains of Uttar Pradesh, India. International Livestock Research Institute, 2007.
Cita MLA (9a ed.)
Singh, J., et al. Crop-livestock Interactions and Livelihoods in the Gangetic Plains of Uttar Pradesh, India. International Livestock Research Institute, 2007.
Precaución: Estas citas no son 100% exactas.