TY  - BOOK
AU  - Ravindran, A
AU  - Don,T Philips
AU  - Solberg, James J
TI  - Operations research: principles and practice 
SN  - 81-265-1256-3
U1  - 658.403 8 
PY  - 2007///
CY  - New York
PB  - John Wiley and Sons
KW  - Operations research
KW  - Management
ER  -