TY  - BOOK
AU  - Gruber, Martin
TI  - Understanding SQL
SN  - 8170296447
U1  - 005.3 
PY  - 1995///
CY  - New Delhi
PB  - BPB Pub.
KW  - Italy--Rome
KW  - SQL (Computer program language)
KW  - Relational databases
KW  - Database management
ER  -