TY  - BOOK
AU  - Burch J.G.
AU  - Grudnitki G.
TI  - Information Systems
SN  - 0000024474
U1  - 658.5 
PY  - 1979///
CY  - New York
PB  - John Wiley & Sons ,New York
KW  -  Practice
KW  -  Systems
KW  -  Theory
KW  - Information
KW  - Prodution management(658.5)
ER  -