TY - BOOK AU - Freeman,Roger L. TI - Telecommunication transmission handbook SN - 0471080292 AV - TK5101 .F66 1981 U1 - 621.38 19 PY - 1981/// CY - New York PB - Wiley KW - Telecommunication KW - Local N1 - "A Wiley-Interscience publication."; Includes bibliographical references and index ER -