TY  - GEN
AU  - Gruber, Martin
AU  - Gruber, Martin
TI  - Mastering SQL
SN  - 81 7656 230 0
U1  - 004.65SQL  GRU 
PY  - 2000///
CY  - New Delhi
PB  - BPB publications
KW  - SQL
KW  - Relational databases
ER  -