TY  - BOOK
AU  - Biagi,Shirley
TI  - Media/impact: an introduction to mass media 
SN  - 0534548105 (pbk. : alk. paper)
AV  - P90 .B489 1999
U1  - 302.23 21
PY  - 1999///
CY  - Belmont, CA
PB  - Wadsworth Pub. Co.
KW  - Mass media
N1  - Includes bibliographical references (p. 405-412) and index
ER  -