TY - BOOK AU - Chignell,Hugh TI - Key concepts in radio studies T2 - SAGE key concepts SN - 9781412935173 : AV - PN1991.5 .C46 2009 PY - 2009/// CY - London PB - SAGE KW - Radio KW - Radio broadcasting N1 - Includes bibliographical references (p. 186-191); Genres and production -- Audiences and reception -- The radio industry -- Politics and the public sphere ER -