TY  - BOOK
AU  - Date, C. J.
TI  - An introduction to database systems
SN  - 0201385902
U1  - 005.74 
PY  - 2000///
CY  - Reading, Mass.
PB  - Addison-Wesley
KW  - Database management
KW  - Database management systems
N1  - Includes bibliographical references
ER  -