@book{14384,
	author = {Schaff, Adam and Bofill, Mireia,},
	title = {Lenguaje y conocimiento /},
	publisher = {Grijalbo,},
	year = {1975.},
	series = {Teoría y praxis040},
	address = {México, D. F. :},
	edition = {2a ed.}
}