@book{750,
	author = {Niane, Djibril Tamsir. and Unesco.},
	title = {Africa from the Twelfth to the Sixteenth Century /},
	publisher = {J. Currey ;},
	year = {1997.},
	series = {General history of Africa ;},
	address = {Oxford :},
	edition = {Abridged ed.},
	note = {At head of title: International Scientific Committee for the Drafting of a General History of Africa (UNESCO).},
	url = {http://www.loc.gov/catdir/description/ucal041/98231560.html}
}