TY  - BOOK
AU  - Hillier, F.S.
AU  - Lieberman, G.J
TI  - Introduction to Operation Research
SN  - 9780071007450
U1  - 658.403 
PY  - 1990///
CY  - New Delhi
PB  - McGraw Hill
KW  - Operation Research, Management
KW  - Management2
ER  -