TY  - BOOK
AU  - Leon, Alexis
AU  - Leon, Mathews
TI  - SQL: a complete reference 
SN  - 0074637088
U1  - 005.7585 
PY  - 1999///
CY  - New Delhi
PB  - Tata McGraw-Hill
KW  - Computer Programming
KW  - Sql Server
ER  -