@book{91341,
	author = {Gann, Lewis H., and Duignan, Peter,},
	title = {Colonialism in Africa, 1870-1960 :},
	publisher = {Cambridge U.P.,},
	year = {1969-1975.},
	series = {Hoover Institution publications},
	address = {London,},
	note = {vol. 4: Hoover Institution Publication 127.}
}