Tocci, Ronald J. Digital systems : principles and applications / Ronald J. Tocci and Neal S. Widmer. - 8th ed. - New Delhi : Prentice hall, c2001. - xxvi, 881 pages : illustrations ; 24 cm. Includes index. ISBN: 8120323149 Subjects--Topical Terms: Digital electronics Electronic digital computers. Dewey Class. No.: 621.381 TOC