TY  - GEN
AU  - Williams, H. Paul
TI  - Model building in mathematical programming
SN  - 0471997889
U1  - 519.7 
PY  - 1999///
CY  - Chichester
PB  - John Wiley
KW  - MATHEMATICAL MODELS
KW  - Mathematical programming
KW  - MATHEMATICS
KW  - PROGRAMMING
ER  -