TY  - BOOK
AU  - Gupta, Prem Kumar
AU  - Hira, D.S.
TI  - Introduction to operations research: : for students of commerce, management, accountancy and economics
SN  - 9788121941006
U1  - R 658.4038 GUP(INT) 
PY  - 2012///
CY  - New Delhi
PB  - S.Chand
KW  - Operation Research
N1  - includes index
ER  -