@book{53939,
	author = {Laitin, David D.},
	title = {Language repertoires and state construction in Africa /},
	publisher = {Cambridge University Press,},
	year = {1992.},
	series = {Cambridge studies in comparative politics},
	address = {Cambridge :},
	url = {http://www.loc.gov/catdir/description/cam024/91034685.html}
}