Bray, Ohi H. <br/><br/>
Data base computers 

 - Lexington, Massachusetts  : D.C. Heath and Company,  1979. 
 - xi,179p.  : ill.  ; 24cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0-669-02834-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data base management<br/>Electronic digital computers
<br/><br/><label>LC Class. No.: </label>FCM QA76.9.D3B7