@book{43701,
	author = {Frigerio, Graciela and Poggi, Margarita},
	title = {Las instituciones educativas :},
	publisher = {Troquel,},
	year = {1992.},
	address = {Buenos Aires :},
	url = {https://drive.google.com/file/d/1C__77lo6VIXDG9IPk-ILxUNGmeukZNKn/view?usp=sharing}
}