Tocci, Ronald J. Digital systems principles and applications / [Book] : Ronald J. Tocci, Neal S. Widmer. - 7th ed. - Upper Saddle River, N.J. : Prentice Hall, c1998. - xiv, 898 p. : ill. (some col.) ; 26 cm. Includes indexes. All. ISBN: 0137005105 (case) Subjects--Topical Terms: Digital electronics. Dewey Class. No.: 621.39 5