Stephens, Ryan K ...[et Al] <br/><br/>
Teach yourwelf sql in 21 days 

 - 2nd 
 - New Delhi  Techmedia  1997 
 - xxviii,586p p. 
<br/><br/><label>ISBN: </label>81-81705-66-6 
<br/><br/><label>Subjects--Index Terms: </label>Programming language (Electronic computer)