Choudhury, A., Lahiri Choudhury, D. K., Desai, A., Duckworth, J. W., Easa, P. S., Johnsingh, A.J.T., Fernando, P., Hedges, S., Gunawardena, M., Kurt, F., Karanth, U., Lister, A., Menon, V., Riddle, H., Rübel, A., Wikramanayake, E. (2008). "Elephas maximus". IUCN Red List of Threatened Species. Version 2010.4.{{cite web}}: CS1 maint: multiple names: authors list (ลิงก์)
