TY  - BOOK
AU  - Ravindran, A. 
AU  -  Phillips, Don T. 
AU  -  Solberg, James J.
TI  - Operations research : principles and practice
SN  - 9788126512560
U1  - 001.424 
PY  - 2012///
CY  - New Delhi
PB  - Wiley India  Pvt. Ltd.
ER  -