{{{taksoni}}}IUCN Red List of Threatened Species. International Union for Conservation of Nature, IUCN, Iucnredlist.org. (englanniksi)
Challender D., Baillie J., Ades G, Kaspal P., Chan B., Khatiwada A., Xu L., Chin S., KC R., Nash H., Hsieh H.: Manis pentadactylaIUCN Red List. 2014. International Union for Conservation of Nature and Natural Resources. Viitattu 26.8.2014. (englanniksi)