@book{3870,
	author = {Bosque, Teresa and Rodríguez, Tomás},
	title = { Investigación elemental /},
	publisher = {Trillas, },
	year = {2000},
	series = {(Temas básicos. Talller de lectura y redacción ; 8)},
	address = {México :},
	edition = {4 ed. --}
}