TY  - BOOK
AU  - WYSOCKI,ROBERT K.
AU  - YOUNING JAMES
TI  - INFORMATION SYSTEMS: PRINCIPLES IN ACTION / 
U1  - 658.4038 
PY  - 1990///
CY  - [S.N] : 
PB  - JOHN WILEY AND SONS. INC ، 
KW  - MANAGEMENT - INFORMATION SYSTEM
ER  -