TY  - GEN
AU  - Buffa,E.S.
TI  - Operations management : problems and models
T2  - (Wiley series in management and administration)
SN  - 0-471-11867-2
AV  - 3rd ed. 
PY  - 1963///
CY  - New York : 
PB  - John Wiley
KW  - Operations research
KW  - Organization and administration
ER  -