@book{18448,
	author = {Torre Villar, Ernesto de la. and Valenzuela Velázquez, Juan Bautista. and Universidad Nacional Autónoma de México.},
	title = {Elogio y defensa del libro },
	publisher = {Universidad Nacional Autónoma de México, },
	year = {1999.},
	series = {Biblioteca del editor},
	address = {México : },
	edition = {4ª ed.}
}