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Die Völker Afrikas ; Band 1
Olʹderogge, Dmitrij A., (1961)
King Leopold, England, and the Upper Nile, 1899-1909
Collins, Robert O., (1968)
Land beyond the rivers : the southern Sudan ; 1898 - 1918
Collins, Robert O., (1971)
The history of the Sudan : from the coming of Islam to the present day
Holt, P. M., (1979)
The Mahdist State in the Sudan : 1881 - 1898 ; a study of its origins development and overthrow
Holt, P. M., (1958)
A modern history of the Sudan : from the Funj Sultanate to the present day
Holt, P. M., (1961)