Harter, Stephen P  <br/><br/>
Online information retrieval:   Concepts, principles and techniques  

 - New York:   Academic Press, Inc.,   1986 
 - xi, 259p.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer
<br/><br/><label>Subjects--Index Terms: </label>Principles 
<br/><br/><label>Universal Decimal Class. No.: </label>D 681.3.022  / M6