Harter, Stephen P. <br/><br/>
Online information retrieval  concepts, principles, and techniques 
Stephen P. Harter 
 - Orlando  Academic Press  1986 
 - xi, 259 p.  ill. 
 - Library and information science .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information retrieval<br/>Online data processing
<br/><br/><label>Dewey Class. No.: </label>025.5  / 24