Ward, W. E. F. (1972). Government in West Africa (4th revised ed.; including the constitutions of France and the U.S.S.R.). Allen and Unwin.
Chicago-referens (17:e uppl.)Ward, W. E. F. Government in West Africa. 4th revised ed.; including the constitutions of France and the U.S.S.R. London: Allen and Unwin, 1972.
MLA-referens (8:e uppl.)Ward, W. E. F. Government in West Africa. 4th revised ed.; including the constitutions of France and the U.S.S.R. Allen and Unwin, 1972.
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