TY  - BOOK
AU  - Gupta Prem Kumar
TI  - Operations Research
SN  - 8121902819
AV  - TS155.A2.G8 1979 11-4211
PY  - 1979///
CY  - New Delhi
PB  - S.Chand
KW  - DR D.S Hira
N1  - With Index
; Appendices
ER  -