@book{25269,
	author = {Instituto Internacional de Planeamiento de la Educación and Woodhall, Mauren. and UNESCO},
	title = {Cost-benefit analysis in educational of planning},
	publisher = {Instituto Internacional de Planeamiento de la Educación,},
	year = {1970},
	series = {Fundamentals of educational planning},
	address = {Paris :}
}