TY  - BOOK
AU  - Wimmer,Roger D.
AU  - Dominick,Joseph R.
TI  - Mass media research: an introduction 
SN  - 0534067026
AV  - P91.3 .W31
PY  - 1987///
CY  - Belmont, Calif.
PB  - Wadsworth Pub. Co.
KW  -  
KW  - Mass media
KW  - Research
N1  - Includes bibliographies and indexes
ER  -