Souter, D. N. (1980). Colonial labour policy and labour conditions in Nigeria, 1939-1945. University of Oxford.
Chicago-referens (17:e uppl.)Souter, David Norman. Colonial Labour Policy and Labour Conditions in Nigeria, 1939-1945. England: University of Oxford, 1980.
MLA-referens (8:e uppl.)Souter, David Norman. Colonial Labour Policy and Labour Conditions in Nigeria, 1939-1945. University of Oxford, 1980.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.