TY  - BOOK
AU  - Hillier, Frederick S.
AU  - Lieberman, Gerald J
TI  - Introduction to Operations Research: Concepts and Cases 
SN  - 9780070600928
U1  - 658.4 HIL 22
PY  - 2005///
CY  - New Delhi
PB  - Tata McGraw-Hill
KW  - Operations Research
ER  -