TY - BOOK AU - Jones,Stephan AU - Groom,Frank M. AU - Kovac,Ron TI - Introduction to communications technologies: a guide for non-engineers SN - 9781420046847 U1 - 821.382 22 PY - 2009/// CY - Boca Raton, Fla. PB - CRC Press KW - Telecommunication N1 - Rev. ed. of: Introduction to communications technologies; Includes bibliographical references and index ER -