@book{72435,
	author = {Villegas Osorio, Margarita  and Villegas Osorio, Margarita },
	title = {Educación preescolar en Colombia : estructura del currículo y modelo  pedagógico-didáctico},
	publisher = {Universidad del Norte, },
	year = {2013},
	address = {[Bogotá, Colombia] :},
	url = {https://public.digitaliapublishing.com/a/30071}
}