TY  - BOOK
AU  - Wimmer, Roger D.
TI  - Mass media research : an introduction / Roger D.Wimmer, Joseph R. Dominick
SN  - 0534139620
U1  - 302.23072 WIM 
CY  - Belmont, Calif. : Wadsworth Pub. Co., c1991.
KW  - Mass media -- Research
ER  -