TY  - BOOK
AU  - Hanson,Ralph E.
TI  - Mass communication : : living in a media world
SN  - 0072341777
U1  - 302.23 23
PY  - 2005///
CY  - Boston, Massachusetts : 
PB  - McGraw-Hill , 
KW  - Mass media
N1  - include cd ; include index
ER  -