TY  - BOOK
AU  - Gupta,R.K..
TI  - Operation Research / 
SN  - 8185842337
U1  - 003 
PY  - 1993///
CY  - U.P. : 
PB  - Krishna Prakashan , 
KW  - OPERATION  RESEARCH
N1  - Includes bibliography
ER  -