Gittins, D <br/><br/>
Query language systems 

 - Edwards Arnold, London  1986 
 - x,100 
<br/><br/><label>ISBN: </label>0-7131-3559-X 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>Computer Science
<br/><br/><label>Dewey Class. No.: </label>001.6424 Git