@book{119897,
	author = {Psacharopoulos, George.},
	title = {Economics of education :},
	publisher = {Oxford Pergamon Press ;},
	year = {1987},
	address = {New York :},
	edition = {1st ed.},
	note = {"Based on material from The international encyclopedia of education, first published 1985, with revisions and updated material"--T.p. verso.}
}