TY  - BOOK
AU  - Biagi, Shirley
TI  - Media/impact: an introduction to mass communication 
SN  - 053412660x
U1  - GC 302.23 B47 1990 
PY  - 1990///
CY  - Belmont, CA
PB  - Wadsworth Pub.
KW  - Mass media
N1  - Includes bibliographical references and index.
ER  -