@book{4867,
	author = {Cirigliano, Gustavo F.J. and Villaverde, Aníbal},
	title = {Dinámica de grupos y educación},
	publisher = {Humanitas},
	year = {1985},
	series = {Colección Guidance},
	address = {Buenos Aires},
	edition = {17ª ed.}
}