TY  - BOOK
AU  - Leon, Alexis.
AU  - Leon, Mathews., jt. auth.
TI  - SQL : a complete reference
SN  - 9780074637081
U1  - 005.7565 LEN-A 
PY  - 1999///
CY  - India
PB  - Tata McGraw Hill
KW  - Data mining. Information visualization. SQL/ORACLE (Computer program language)
ER  -