TY  - BOOK
AU  - Hillier, Frederick S
AU  - Liebarman, Gerald J
TI  - Introduction to operations research
U1  - 519.8 
PY  - 1967///
CY  - San Francisco
PB  - Holden-Day
KW  - Operational research
KW  - Mathematical sciences
KW  - Mathematics
KW  - Number theory
KW  - Set theory
KW  - Group theory
ER  -