TY  - BOOK
AU  - Ecker,Joseph G.
AU  - Kupferschmid,Michael
TI  - Introduction to operations research
SN  - 0471884456
U1  - 658.4034 
PY  - 1988///
CY  - New York
PB  - Wiley
KW  - Operations research
N1  - Includes bibliographies and index
ER  -