TY  - BOOK
AU  - Kothari, C. R.
TI  - An introduction to operational research
SN  - 0706964195
U1  - 658.5 
PY  - 1992///
CY  - New Delhi
PB  - Vikas
KW  - Systems theory
KW  - Operational research
KW  - System engineering
ER  -