Chignell, Hugh. Key concepts in radio studies / Hugh Chignell. - London ; Thousand Oaks, Calif. : SAGE, 2009. - vi, 191 p. ; H.B. 22 cm. includes reference ISBN: 9781412935166 (hbk.) 8618.00 LCCN: 2008929909 Subjects--Topical Terms: Radio broadcasting. Dewey Class. No.: R 791.44 CHI(KEY)