TY  - BOOK
AU  - Bergson, Abram.
TI  - Productivity and the social system The UUSR and the West / 
SN  - 0-674-71165-3
U1  - X:2.58 
PY  - 1994///
CY  - England : 
PB  - Harvard University Press , 
KW  - Economics
ER  -