@book{164530,
	author = {Tiffin, John. and Rajasingham, Lalita.},
	title = {En busca de la clase virtual},
	publisher = {Paidós},
	year = {1997.},
	series = {Temas de Educacion},
	address = {Buenos Aires, Arg.},
	edition = {1ra. ed.}
}