TY - BOOK AU - Dominick, Joseph R. AU - Sherman, Barry L.;Copeland, Gary. ED - ED - ED - ED - TI - : an introduction to modern electronic media SN - 70175470 SN - 2 PY - 1990///;copyright 1990.46 CY - New York PB - McGraw-Hill KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Broadcasting;Cable television;Telecommunication KW - United States.;United States.;United States N1 - Includes bibliographical references and index; 5 ER -