@book{4020,
	author = {Cirigliano, Gustavo F. J. and Villaverde, Aníbal},
	title = {Dinámica de grupos y educación :},
	publisher = {Humanitas,},
	year = {1976.},
	address = {Buenos Aires :},
	edition = {9a. ed.},
	url = {https://drive.google.com/file/d/1NEotoAP2My9OsEF0XKMeePP8nSQTgoHu/view?usp=sharing}
}