TY  - GEN
AU  - Shah, Nita H
AU  - Gor, Ravi M
AU  - Soni, Hardik
TI  - Operations research 
SN  - 9788120331280
U1  - 658.4034 22
PY  - 2007///
CY  - New Delhi
PB  - PHI Learning
ER  -