TY  - BOOK
AU  - Cohen,S.S.
TI  - Operational research
SN  - 071313528x
AV  - T57.6 .C64 1985
PY  - 1985///
CY  - London, Baltimore, Md., U.S.A.
PB  - Edward Arnold
KW  - Operations research
N1  - Includes bibliography p. [236]-238 and index
ER  -