Westby, Barbara Marietta and Frick, Bertha Margaret <br/><br/>
Sears list of subject headings 

 - 9th ed. 
 - New York  The H. W. Wilson  1965 
 - 641p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library science<br/>Sublect heading list
<br/><br/><label>Dewey Class. No.: </label>025.47  / WES