TY  - BOOK
AU  - W PHILLIPS DAVISON
TI  - MASS MEDIA SYSTEMS & EFFECTS
SN  - 030524814
U1  - TX .630.715 D 5 
PY  - 1918///
CY  - YWEYORK
PB  - HOLT RINEHART & WINSTON
KW  - MASS MEDIA SYSTEMS & EFFECTS
ER  -