TY - GEN AU - Shanmugam,K.Sam TI - Digital and analog communication systems SN - 8126509147 AV - TK5101 .S445 U1 - 621.38 PY - 1979/// CY - New Delhi PB - Wiley KW - Digital communications KW - Information theory KW - Signal theory (Telecommunication) KW - Telecommunication N1 - Includes bibliographical references and index ER -