@book{41109,
	author = {Martínez Menéndez, Ramiro},
	title = {Gran libro de la maestra de preescolar},
	publisher = {Lexus,},
	year = {2009},
	address = {España :},
	note = {Incluye índice},
	url = {http://biblioteca.unac.edu.co/portadas/52694.jpg}
}