Pratt Philip J.  <br/><br/>
Concepts of data management / 
by Philip J. Pratt  .   Joseph J. Adamski  
 - 6th edition 
 - Australia  Cengage Learning  2008 
 - xiii, 386p.   Pbk 
<br/><br/><label>ISBN: </label>9780538745321 
<br/><br/><label>LC Class. No.: </label>QA76.9.D3.P7 2008