Proposal for an ecological surveying and monitoring project within East Rudolf National Park, Kenya Author(s) Norton-Griffiths, M.
Briefing document on the gathering, use and integration of natural resources data in Ethiopia Author(s) Norton-Griffiths, M.
Evaluation of ground and aerial census work on vicuña in Pampa Galeras, Peru : results of a WWF/IUCN evaluation missions, 17 September-7 October 1980 Author(s) Norton-Griffiths, M. Torres Santibañez, H.
