Hodess, R., Banfield, J., & Wolfe, T. (Eds.). (2001). Global corruption report 2001. Berlin: Transparency International.
Mattes, R., & Bratton, M. (2001). Data and research: Assessing corruption in Southern Africa through the eyes of Southern Africans. Berlin: Transparency Internationa. http://hdl.handle.net/11427/19605
Mattes, Robert, and Michael Bratton. Data and research: Assessing corruption in Southern Africa through the eyes of Southern Africans. Berlin: Transparency Internationa. 2001. http://hdl.handle.net/11427/19605.
Mattes R, Bratton M. Data and research: Assessing corruption in Southern Africa through the eyes of Southern Africans. Berlin: Transparency Internationa; 2001.http://hdl.handle.net/11427/19605