TY  - BOOK
AU  - Biagi,Shirley
TI  - Media/impact: an introduction to mass media 
T2  - Wadsworth series in mass communication and journalism,
SN  - 9780495565963 (pbk.)
AV  - P 90 BIA
PY  - 2009///
CY  - Boston
PB  - Wadsworth Cengage Learning
KW  - Mass media
N1  - Includes index
ER  -