TY  - BOOK
AU  - Gupta, Prem Kumar
TI  - Problems in Operations Research
SN  - 81-219-0968-6
U1  - 658.4034 
PY  - 1980///
CY  - New Delhi
PB  - Sultan Chand & Com
KW  - General Stack
KW  - Operations Research
KW  -  Research
KW  - Technology
ER  -