TY  - BOOK
AU  - Jeffres,Leo W
TI  - Mas media: processes and effects  
SN  - 0881331929 :
U1  - 302.23 19
PY  - 1986///
CY  - Prospect Heights, IL
PB  - Waveland Press,Inc
KW  - Mass comuncation
KW  - Spines
KW  - Mass media
N1  - Bibliography : p. 367-415
N2  - Social science
ER  -