Civil services and libraries 

 -  1947 
<br/><br/><label>Standard No.: </label>4,019 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LIBRARY SCIENCE
<br/><br/><label>Dewey Class. No.: </label>20W:28, H7 (2D)