TY  - BOOK
AU  - DeFleur, Melvin L.
AU  - Dennis,   Everette E. 
TI  - Understanding mass communication
U1  - 301.16 
PY  - 1991///
CY  - Delhi
PB  - GoylSaaB
KW  - Mass media
KW  - Social aspects
KW  - Communication
ER  -