Harris, Tara R. Department of Primatology, Max Planck Institute for Evolutionary Anthropology, Max Planck Society;
Harris, T. R., & Chapman, C. A. (2007). Variation in diet and ranging of black and white colobus monkeys in Kibale National Park, Uganda. Primates, 3, 208-221. doi:10.1007/s10329-006-0036-8.