Home › Authors › Bertha Z. Osei-Hwedie 👤 Bertha Z. Osei-Hwedie 3 books Books by Bertha Z. Osei-Hwedie Botswana's Parliamentary Democ Botswana's Parliamentary Democracy Revisited 2017 HIV/AIDS and social welfare HIV/AIDS and social welfare 2010 The politics of socio-economic The politics of socio-economic development in southern Africa 2009