Template:MSW3 Proboscidea
Shoshani, J. (2005). "Order Proboscidea". In Wilson, D.E.; Reeder, D.M (eds.). Mammal Species of the World: A Taxonomic and Geographic Reference (3rd ed.). Johns Hopkins University Press. pp. 90–91. ISBN 978-0-8018-8221-0. OCLC 62265494.CS1 maint: ref=harv (link)