TY  - BOOK
AU  - Williams,H.P.
TI  - Model building in mathematical programming
T2  - Interscience publication
SN  - 0471995266
U1  - 519.7 
PY  - 1979///
CY  - chichester, [England]
PB  - J. Wiley, 
KW  - PROGRAMACION MATEMATICA
KW  - MODELOS MATEMATICOS
N1  - Bibliografía: p. 315-319
ER  -