TY  - BOOK
AU  - Date, C.J..
TI  - Introduction to Database Systems / 
SN  - 81-7808-231-4
U1  - BV 
PY  - 2000///
CY  - Delhi : 
PB  - Addison Wesley Longman(Singapore) Pte. Ltd., Indian Brance , 
KW  - SQL Expressions
ER  -