TY  - BOOK
AU  - Libman,G I  .
AU  - Borisov ,E F  .
TI  - Samajbidyar pat-sankalan / 
SN  - 5010014017
U1  - 335.4 
PY  - 1985///
CY  - NULL : 
PB  - Progress , 
KW  - ECONOMICS
N1  - Includes index
ER  -