TY - BOOK AU - Gagliardi,Robert M.. TI - Introduction to communications engineering T2 - Wiley series in telecommunications SN - 0471856444 AV - TK5101 .G24 1988 PY - 1988/// CY - New York PB - Wiley KW - Telecommunication N1 - "A Wiley-Interscience publication."; Includes bibliographies and index ER -