@book{884,
	author = {Vygotski, Lev Semiónovich},
	title = {Obras Escogidas II: problemas de psicología general},
	publisher = {Antonio Machado Libros,},
	year = {2014},
	series = {Machado Nuevo Aprendizaje},
	address = {Madrid :},
	url = {https://itmsp.museknowledge.com/UOH?qurl=https://libros-uoh.uoh.cl/ESCUELADEEDUCACION/PEDAGOGIAMATEMATICA/ObrasescogidasTomoII/}
}