Umaru Buba, Project Manager, Gashaka Primate Project, PMB 08, Serti, Taraba, Nigeria, bumami2004@yahoo.com
&
GPP c/o Prof Volker Sommer, Department of Anthropology, University College London, Gower Street, London WC1E 6BT, v.sommer@ucl.ac.uk
Volker Sommer
"A Guide to Gashaka-Gumti"
Extracted from: Andrew Dunn (1999). Gashaka-Gumti National Park: A Guidebook. Lagos: Gashaka-Gumti National Park, NCF/WWF-UK; with illustrations by G.B. Ejebare, Lagos)
David Bennett, Yvonne Pohlner, Aylin McNamara, Kate Arnold, Karsten Reichard, Horst Hoppe, James Higham, Darren Ellis, Andrew Fowler, Karl Ammann, Volker Sommer, Britta Kunz, Alejandra Pascual–Garrido, Helen Cross, Reinhard Schmidt-Tuexen, GGNP, Sandra Tranquilli, Sonja Richter, Nienke Alberts, Suzanne Harvey, Gonçalo Jesus
Dr Peter Schauer, University College London