APA (7th ed.) Citation

Bley, H. (1971). South-West Africa under German rule, 1894-1914 (English ed.). Northwestern University Press.

Chicago Style (17th ed.) Citation

Bley, Helmut. South-West Africa Under German Rule, 1894-1914. English ed. Evanston: Northwestern University Press, 1971.

MLA (8th ed.) Citation

Bley, Helmut. South-West Africa Under German Rule, 1894-1914. English ed. Northwestern University Press, 1971.