A history of the Southern Sudan 1839-1889

MLA

Gray, Richard. A history of the Southern Sudan 1839-1889. London : Oxford University Press, 1961.

APA

Gray, R. (1961). A history of the Southern Sudan 1839-1889. London : Oxford University Press.

Chicago

Gray, Richard. A history of the Southern Sudan 1839-1889. London : Oxford University Press, 1961.