@book{47171,
	author = {Polo Díez, Marcial. and Sindicato Vertical del Olivo.},
	title = {El consumo y los movimientos comerciales de grasas en el mundo /},
	editor = {Ibarra)},
	publisher = {Sindicato Vertical del Olivo, },
	year = {1950 (},
	address = {Madrid : }
}