1. Anonymous, 2005 . Africa urges removal of subsidies to fight poverty. Online (http://www.globalpolicy.org/socecon/bwi-wto/wto/2005/1021removal.htm
2. C. Ashley, J. Barnes, and T. Healy , 1994 . Profits, equity, growth and sustainability: The potential of wildlife enterprises in Caprivi and other communal areas of Namibia, DEA Research Discussion Paper 2. 25pp., Depr. of Environmental Affairs, Namibia.