TY  - BOOK
AU  - Wimmer,Roger D.
AU  - Dominick,Joseph R.
TI  - Mass media research: an introduction 
SN  - 0534562744
PY  - 2003///
CY  - Belmont, CA
PB  - Thomson/Wadsworth
KW  - Mass media
KW  - Research
N1  - Includes bibliographical references and indexes
ER  -