TY  - BOOK
AU  - Vivian, John
TI  - The media of mass communication
SN  - 9780205693054
AV  - P 90.V53 2010 
PY  - 2011///
CY  - Boston : 
PB  - Allyn & Bacon, 
KW  - Mass media
KW  - Mass media--Social aspects
ER  -