TY  - BOOK
AU  - Sasieni, Maurice W.
AU  - Yaspan, Arthur.
AU  - Friedman, Lawrence,.
TI  - Operations research: methods and problems 
AV  - Q175 .S27
U1  - 519.9 
PY  - 1959///
CY  - New York
PB  - Wiley
KW  - Operations research
KW  - Industrial management
KW  - Mathematical models
N1  - Includes bibliographical references and index
ER  -