TY  - BOOK
AU  - Buffa Elwood S.
TI  - Operations management :  The management of producti   
T2  - Management and Administration
U1  - X:8:(B2893), L6 
PY  - 1976///
CY  - New York
PB  - John Wiley U. S. A.     
KW  - Operational Management
ER  -