@book{11162,
	author = {Wertsch, James V. and Ramírez Garrido, Juan Daniel},
	title = {Voces de la mente},
	publisher = {Visor},
	year = {1993},
	series = {Aprendizaje},
	address = {Madrid},
	note = {Indice de autores: p. 181-182}
}