TY - BOOK AU - Smol,G. AU - Hills,M.T. TI - Telecommunications: a systems approach SN - 0046210229 U1 - 621.38 PY - 1976/// CY - England PB - London George Allen and Unwin KW - Telecommunication systems KW - Electronic systems KW - Television KW - Data processing N1 - Includes index ER -