TY  - BOOK
AU  - Gupta, Prem Kumar
AU  - Hira, D.S.
TI  - Introduction to operations research
SN  - 8121908108
U1  - 658.4034 
PY  - 1995///
CY  - New Delhi
PB  - S. Chand
KW  - Operations Research
KW  - Programming (Mathematics)
KW  - PERT & CPM
KW  - Inventory Control
N2  - 1997-10-22
ER  -