Fenichel Card. ed <br/><br/>
Changing patterns in information retrieval 
Fenichel Card. ed 
 - Washington  American Society For Information Science     1974 
 - 175p  cm. 
<br/><br/><label>Standard No.: </label>6,991 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LIBRARY SCIENCE
<br/><br/><label>Dewey Class. No.: </label>2:97, L41 (2)