TY - BOOK AU - Chignell,Hugh TI - Key concepts in radio studies T2 - SAGE key concepts SN - 9781412935173 (pbk.) U1 - 791.44 PY - 2009/// CY - London, Thousand Oaks, Calif. PB - SAGE 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 -