00381 a2200157 4500 0240514610 621.382 LEW 3904 4831 Lewis, Geoff Communications technology handbook 2nd Jordan Focal Press 1997 1997 ix, 467p. 25cm. COMMUNICATIONS ENGINEERING SR 32884 32884 0 0 0 0 SRC MAIN MAIN REF 2008-08-20 0 621.382LEW 23788 2017-09-02 00:00:00 0.00 2016-10-31 SR