Silverstone, Roger. Why study the media? / Roger Silverstone. - London ; Thousand Oaks, [Calif.] : Sage, 1999. - 165 p. HKBU library YT2025 M09 ISBN: 0761964533 0761964541 Subjects--Topical Terms: Mass media.Mass media--Study and teaching. LC Class. No.: P91 / S581 W 1999