Tocci,Ronald J. Digital systems: principles and applications / Ronald J.Tocci, Neal S.Widmer - 6th ed. - New Delhi: Prentice-Hall of India. c2003. - xviii848p.: ill, 28cm, Includes Index. ISBN: 8120309855 LCCN: 2016947365 Subjects--Topical Terms: Digital systems Dewey Class. No.: 621.3815/TOD