@book{90997,
	author = {Oliver, Roland Anthony. and Fage, J. D.},
	title = {A short history of Africa /},
	publisher = {Penguin,},
	year = {1975.},
	series = {Penguin African library},
	address = {Harmondsworth :},
	edition = {5th ed.},
	note = {Includes index.}
}