TY  - GEN
AU  - Ricardo,Catherine M.
TI  - Database systems : principles, design, and implementation 
SN  - 0-02-946194-4
U1  - 005.74 
PY  - 1990///
CY  - New York
PB  - Macmillan
KW  - Data base design
KW  - Data base management
KW  - Databashantering
KW  - Databashanteringssystem
ER  -