APA (7th ed.) Citation

Calvert, A. F. (1969). South-West Africa, during the German occupation, 1884-1914. Negro Universities Press.

Chicago Style (17th ed.) Citation

Calvert, Albert Frederick. South-West Africa, During the German Occupation, 1884-1914. New York: Negro Universities Press, 1969.

MLA (9th ed.) Citation

Calvert, Albert Frederick. South-West Africa, During the German Occupation, 1884-1914. Negro Universities Press, 1969.