TY  - BOOK
AU  - Date ,C.J.
TI  - An introduction to database systems
SN  - 0201327546
U1  - 005.74 D232i 1995 
PY  - 1995///
CY  - New Delhi
PB  - Addison-wisely publishing
KW  - Database management
KW  - File organization
N1  - includes index
ER  -