TY  - BOOK
AU  - Hillier,Frederick S
AU  - Lieberman,Gerald J
TI  - Introduction to operations research
SN  - 0071007458
U1  - 658.4 
PY  - 1990///
CY  - New York,N.Y. : 
PB  - McCraw-Hill, 
KW  - Introduction to operations research
KW  - Frederick S Hillier
ER  -