STEPHEN J BIGELOW; JOSEPH J CARR; STEVE WINDER UNDERSTANDING TELEPHONE ELECTRONICS STEPHEN J BIGELOW ; JOSEPH J CARR AND STEVE WINDER - 4 - NEWNES 2001 - xiv, 402 p. ISBN: 9780750671750 Subjects--Topical Terms: TELECOMMUNICATION Dewey Class. No.: 621.385 BIG / STE