Harms, R. W. (1974). Land tenure and agricultural development in Zaire, 1895-1961. Land Tenure Center, University of Wisconsin.
Chicago-referens (17:e uppl.)Harms, Robert W. Land Tenure and Agricultural Development in Zaire, 1895-1961. Madison: Land Tenure Center, University of Wisconsin, 1974.
MLA-referens (9:e uppl.)Harms, Robert W. Land Tenure and Agricultural Development in Zaire, 1895-1961. Land Tenure Center, University of Wisconsin, 1974.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.