Digital systems : principles and applications / Neal S. Widmer, Gregory L. Moss, Ronald J. Tocci. Widmer, Neal S. Moss, Gregory L. jt. auth. Tocci, Ronald J. jt. auth. Digital electronics. 621.3815 WID Includes index. Glossary: p. 982-994. Essex : Pearson, 2018. 2018. 2018 Text 1024 p. : eng