@book{80055,
	author = {Guerrero, Luis Juan. and Ravaschino de Vazquez, Ofelia.},
	title = {Estética operatoria en sus tres direcciones.},
	publisher = {Editorial Losada},
	year = {1956-1967.},
	address = {Buenos Aires},
	note = {The third volume of Guerrero's work was finished by Ofelia Ravaschino de Vázquez.}
}