TY  - BOOK
AU  - Riggs J.L.
TI  - Production Systems
SN  - 0000021551
U1  - 658.5 
PY  - 1987///
CY  - New York
PB  - J Willey Pub
KW  -  Systems
KW  - Production
KW  - Prodution management(658.5)
ER  -