Butler Pirce. ed <br/><br/>
Reference funcetion of the library 

 -  1944 
 - University of Chicago studies in library science; 3 .
<br/><br/><label>Standard No.: </label>9,573 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LIBRARY SCIENCE
<br/><br/><label>Dewey Class. No.: </label>27z7, H4