@book{8753,
	author = {Williams, Glynn C.},
	title = {SAP R /},
	publisher = {McGraw Hill Interamericana,},
	year = {2001.},
	series = {Biblioteca SAP de McGraw Hill},
	address = {Madrid :},
	note = {Incluye apendice: Iconos del sistma y su utilizacion.}
}