TY  - GEN
ED  - ROBERTS, Donald
TI  - The process and effects of mass communication: SCHRAMM, Wilbur (Ed) (et al)
SN  - 0-252-00197-4
AV  - P90.S38 
PY  - 1972///
CY  - Urbana
PB  - University of Illinois press
KW  - Mass media
KW  - Communication
ER  -