@book{686,
	author = {Tanenbaum, Andrew S, and Woodhull, Albert S,},
	title = {Sistemas Operativos :},
	publisher = {PRENTICE HALL HISPANOAMERICA, S.A. ; },
	year = {2002},
	address = {México : },
	edition = {Segunda edición },
	note = {Incluye anexos}
}