Groff, James; Weinberg, Paul; Oppel, Andrew <br/><br/>
SQL : the complete reference.-3rd ed. 

 - McGraw Hill Education Pvt. Ltd.  New Delhi  2013 
 - xxviii,882 
<br/><br/>
<br/><br/><br/>E 
<br/><br/><label>Universal Decimal Class. No.: </label>001.6424