TY - BOOK AU - Coates,R.F.W. TI - Modern communication systems SN - 0333358333 U1 - 621.38 19 PY - 1975/// [repriented 1987] CY - London PB - Macmillan, ELBS KW - Telecommunication KW - Signal theory (Telecommunication) N1 - Includes Bibliography and index ER -