TY  - BOOK
AU  - Buffa, E.B
AU  - Dyer, J.S.
TI  - Essentials of Management science operation research
U1  - 658.403 
PY  - 1978///
CY  - New York
PB  - J.L.V.
KW  - Applied  Economics
N2  - 17733
ER  -