Stephens,Ryan K. <br/><br/>
Sams teach yourself SQL in 21 days /  [textbook] 
by Ryan, K  Stephens 
 - New Delhi :  Pearson,  2000. 
 - xx, 752 pages :  illustrations; 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>8176353647 
<br/><br/><label>LC Class. No.: </label>QA76.73  / STE