Population, Poverty and environment in Africa
URI
http://books.google.co.ke/books?hl=en&lr=&id=rn2Q7p8p_FoC&oi=fnd&pg=PA79&dq=%22Oucho+JO%22&ots=aatm4Lispf&sig=TUpIsst3JKZAV7WhSLmaa-zbUto&redir_esc=y#v=onepage&q=%22Oucho%20JO%22&f=falsehttp://hdl.handle.net/11295/43304