TY  - BOOK
AU  - Sackman, Harpld.
TI  - Mass information utilities and social excellence / 
SN  - 0-87769-065-0
U1  - 9p0aY4 
PY  - 1973///
CY  - Princeton : 
PB  - Auerbach Publishers , 
KW  - Mass Information
ER  -