Tocci, Ronald J. Digital systems : principles and applications / Ronald J. Tocci, Neal S. Widmer, Gregory L. Moss. - 11th ed., Pearson new international ed. - Harlow (Essex) : Pearson, 2014 - 986 p. : ill. (some col.) ; 27 cm. Includes index ISBN: 9781292025506 (pbk.) 1292025506 (pbk.) Subjects--Topical Terms: Digital electronics