TY  - BOOK
AU  - Date C.J.
TI  - An Introduction to Database Systems
SN  - 0000012361
U1  - 1.5435 
PY  - 1985///
CY  - New Delhi
PB  - Narosa Publications ,New Delhi.
KW  - Computer Science & Engineering
KW  - Database  Introduction  Systems
ER  -