Stephens R.K., <br/><br/>
Sams Teach Yourself SQL in  21 Days   Textual Documents 

 - 3 rd ed . 
 - New Delhi :  Techmedia , New Delhi ,  2007. 
 - 754:  xx;  23*18. 
<br/><br/><label>ISBN: </label>8176353647   
<br/><br/><label>Dewey Class. No.: </label>005.7585  / STE/PLE