Page, A. J.  <br/><br/>
Relational databases :  concepts, selection and implementation /  [Books]. 
A.J. Page 
 - Wilmslow, England :   Sigma Press ;  ©1990. 
 - 230 pages :   illustrations ;   23cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9781850581406 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Database management