(en) R. A. Mittermeier, C. Schwitzer, A. B. Rylands, L. A. Taylor, F. Chiozza, E. A. Williamson et J. Wallis (ill. S. D. Nash), Primates in Peril : The World's 25 Most Endangered Primates 2012–2014, Arlington (VA), IUCN/SSC Primate Specialist Group (PSG), International Primatological Society (IPS), Conservation International (CI) et Bristol Conservation and Science Foundation (BCSF), , 91 p., PDF (lire en ligne)
