Zanzibar red colobus on Pemba Island, Tanzania: population status 38 years post-introduction
Author(s): Butynski, T.M. & De Jong, Y.A.
Date: 2011
Registered: In: Global Re-introduction Perspectives: 2011(ed. Soorae, P.S.). IUCN/SSC Re-introduction Specialist Group, Abu Dhabi, UAE. pp 168-174.
