Sharp, John R <br/><br/>
Information retrieval:   Notes for students 

 - London:   Andre Deutsch,   1970 
 - 90p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information science
<br/><br/><label>Subjects--Index Terms: </label>Classification Indexing languages Thesaurus 
<br/><br/><label>Universal Decimal Class. No.: </label>D 002:001.815  / L0