TY  - BOOK
AU  - Gupta, Prem Kumar and Hira, D.S.
TI  - Operations Research an Intoduction
SN  - 8121902819
PY  - 1979///
CY  - New Delhi
PB  - S. Chand & Company (Pvt) Ltd
KW  -  
KW  - Mathematics
ER  -