@book{8441,
	author = {Gerling, Heinrich and Saénz de Maragola, Carlos},
	title = {Alrededor de las Máquinas-Herramientas /},
	publisher = {Editorial Reverté,},
	year = {1997.},
	address = {Barcelona :},
	edition = {segunda edición},
	note = {Incluye índice}
}