Biagi, Shirley, Media impact : an introduction to mass media / by Shirley Biagi. - 12th edition. - Austraila: Cengage learning; 2017. - xxviii,404p. 1 volume: some colour images; 27x21cm. Formerly CIP. Include Glossary, References, Index ISBN: 9781305580985 (pbk.) : Subjects--Topical Terms: Mass media. Dewey Class. No.: 302.23 BIA-M JRNL. 6454