TY  - BOOK
AU  - Everette E. Dennis
AU  - Melvin L. DeFleur
TI  - Understanding mass communication: A Libreral arts perspective
SN  - 0-395-87112-3
U1  -  070.43 
PY  - 1998///
CY  - Boston,USA
PB  - Houghton Mifflin Company
ER  -