Tocci,Ronald J. Digital systems: principles and applications / Ronald J.Tocci, Neal S.Widmer - 7th ed. - NewJersy: Prentice-Hall, c1998. - xiv898p.: ill, 26cm, Includes Index. ISBN: 0137005105 LCCN: 2016947365 Subjects--Topical Terms: Digital systems Dewey Class. No.: 621.3815/TOD