TY  - GEN
AU  - Van der Lans, Rick F
AU  - Van der Lans, Rick F
TI  - Introduction to SQL: mastering the relational database language. - 4th ed. ,
SN  - 9 788131 713556
U1  - 004.65S VAN 
PY  - 2007///
CY  - New Delhi
PB  - Pearson education
KW  - SQL
ER  -