TY  - BOOK
AU  - Gupta,Prem Kumar
AU  - Hira,D.S.
AU  - Gupta,Prem Kumar
TI  - Introduction to Operations Research : For Students of Commerce, Management, Accountancy and Economics
SN  - 8121941008
U1  - 658.4034 
PY  - 2012///
CY  - New Delhi
PB  - S. Chand
ER  -