TY  - BOOK
AU  - Hillier, Frederick S.
AU  - Lieberman, Gerald J.
TI  - Introduction to operations research: concepts and cases / 
SN  - 9780070600928
U1  - 658.4034 
PY  - 2005///
CY  - India
PB  - Tata McGraw-Hill
KW  - Operations research
ER  -