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2. Brown, C., Jones, B., 1994. A Strategic Community-based Environmental and Development Plan (Internal Report). Department of Environment Affairs. Ministry of Environment and Tourism, Windhoek, Namibia, pp. 1–41.
3. Participatory Rural Appraisal (PRA);Chambers;World Development,1994
4. Elephant problem in the mungo division, littoral province (Cameroon);Ekobo;Pachyderm,1997
5. Options for the control of elephants in conflict with people;Hoare;Pachyderm,1995