Gruber, Martin. <br/><br/>
Understanding SQL / 
Martin Gruber 
 - New dehli :  Manish Jain BPB Publications,  1990 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer Science
<br/><br/><label>Dewey Class. No.: </label>005.756  / GRU