@book{3677,
	author = {عثمان، مبارك علي.},
	title = {السودان : },
	publisher = {مركز الدراسات السودانية،},
	year = {1993.},
	address = {القاهرة :},
	url = {http://dar.bibalex.org/webpages/mainpage.jsf?PID=DAF-Job:43878}
}