TY  - BOOK
AU  - Gupta Prem Kumar
AU  - Hira D.S.
TI  - Operations Research
SN  - 812190819
SN  - 6713
U1  - 001.424             
PY  - 2003///
CY  - New Delhi
PB  - S. Chand & Company Ltd
KW  - Operations Research 001.424
ER  -