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eoearth.org
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jstor.org
Shoshani, J, Eisenberg, J. F. (1982). "Elephas maximus"(PDF). Mammalian Species. 182: 1–8. doi:10.2307/3504045. JSTOR3504045. Diarsipkan dari versi asli(PDF) tanggal 2015-09-24. Diakses tanggal 2013-05-19.Pemeliharaan CS1: Banyak nama: authors list (link)
smith.edu
science.smith.edu
Shoshani, J, Eisenberg, J. F. (1982). "Elephas maximus"(PDF). Mammalian Species. 182: 1–8. doi:10.2307/3504045. JSTOR3504045. Diarsipkan dari versi asli(PDF) tanggal 2015-09-24. Diakses tanggal 2013-05-19.Pemeliharaan CS1: Banyak nama: authors list (link)
web.archive.org
Shoshani, J, Eisenberg, J. F. (1982). "Elephas maximus"(PDF). Mammalian Species. 182: 1–8. doi:10.2307/3504045. JSTOR3504045. Diarsipkan dari versi asli(PDF) tanggal 2015-09-24. Diakses tanggal 2013-05-19.Pemeliharaan CS1: Banyak nama: authors list (link)
Cynthia Turnage and Mark McGinley. 2010. Asian ElephantDiarsipkan 2013-05-23 di Wayback Machine.. Encyclopedia of Earth. C. Michael Hogan, Topic editor. eds. Cutler J. Cleveland. National Council for Science and the Environment, Washington DC