APA استشهاد

Du Bois, W. E. B. 1. (1947). The world and Africa: An inquiry into the part which Africa has played in world history. New York: The Viking Press.

استشهاد بنمط شيكاغو

Du Bois, W. E. B. 1868-1963. The World and Africa: An Inquiry Into the Part Which Africa Has Played in World History. New York: The Viking Press, 1947.

MLA استشهاد

Du Bois, W. E. B. 1868-1963. The World and Africa: An Inquiry Into the Part Which Africa Has Played in World History. New York: The Viking Press, 1947.