TY  - BOOK
AU  - Gupta, Prem Kumar
AU  - Hira, D.S. 
TI  - Problems in operations research: Principles and solutions 
SN  - 8121909686
U1  - 001.424 
PY  - 2010///
CY  - New delhi
PB  - S.Chand & Co Ltd
KW  - Operations research
KW  - Linear programming
KW  - Dynamic programming
KW  - Non-linear programming
ER  -