TY  - BOOK
AU  - GUPTA (Prem Kumar);HIRA (D S);KAMBOJ (Aarti)
TI  - Introduction to operations research
SN  - 81-219-4100-8
U1  - 003  23
PY  - 2012///
CY  - New Delhi
PB  - S Chand & Company Ltd
KW  - Operations Research
ER  -