TY  - BOOK
AU  - Buffa,Elwood S.
AU  - Dyer,James S.
TI  - Management science/operations research: model formulation and solution methods 
SN  - 0471058513
PY  - 1981///
CY  - New York
PB  - Wiley
KW  - Operations research
KW  - Management
N1  - Includes index
ER  -