@book{37023,
	author = {Lanza del Vasto, Giuseppe and Ostrovsky, Eva},
	title = {Umbral de la vida interior / },
	publisher = {Ediciones Sigueme ,  },
	year = {1976.},
	series = {Colección "Pedal" ; },
	address = {salamanca : },
	note = {Incluye índice. }
}