Ellis David <br/><br/>
New horizons in information retrieval 

 - London  Library Association         1990 
 - 138p  cm. 
<br/><br/><label>Standard No.: </label>30705 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> DOCUMENTATION<br/>LIBRARY SCIENCE
<br/><br/><label>Dewey Class. No.: </label>2:97:f, N0