Tocci, Ronald J. Digital systems principles and applications Ronald J. Tocci, Neal S. Widmer - 8th ed. - Upper Saddle River, N.J. Prentice Hall c2001. - xxvi, 881 p. ill. 25 cm. + 1 computer laser optical disc (4 3/4 in.) ISBN: 0130856347 Subjects--Topical Terms: Digital electronics.