Digital electronics / Roger L. Tokheim. Tokheim, Roger L. Digital electronics. TK7868.D5 T65 1994 621.3815 TOD Includes index. New York : Glencoe, c1994. c1994. 1994 Text xi, 345 p. : http://www.loc.gov/catdir/description/mh051/93002132.html http://www.loc.gov/catdir/toc/mh041/93002132.html eng Basic skills in electricity and electronics