TY  - GEN
AU  - Sparks, Glenn Grayson
TI  - Media effects research : : a basic overview 
SN  - 9780495568544
AV  - HM1206. SPA 2010 
PY  - 2010///
CY  - Boston, Mass. : 
PB  - Wadsworth, Cengage Learning
KW  -  Mass media
KW  - Research -- Methodology.
KW  - Mass media
KW  -  Social aspects
N1  - lnclude index
ER  -