Leary, T.; Seri, L.; Wright, D.; Hamilton, S.; Helgen, K.; Singadan, R.; Menzies, J.; Allison, A.; James, R.; Dickman, C.; et al. (2008). "Dendrolagus goodfellowi". IUCN Red List of Threatened Species. 2008. Retrieved 28 December 2008.old-form url Database entry includes justification for why this species is listed as endangered.
umich.edu
animaldiversity.ummz.umich.edu
Myers P. (2001). "Macropodidae". Animal Diversity Web. Retrieved 2006-08-05.