TY  - BOOK
AU  - Stephens,Ryan K.
TI  - Teach yourself SQL in 21 days
SN  - 8187105666
U1  - 005.756 22
PY  - 1997///
CY  - New Delhi
PB  - Sams Pub.
KW  - SQL (Computer program language)
N1  - Includes index
ER  -