Ellsworth Ralph E. <br/><br/>
School library 

 -  1965 
 - Library of education : A project of the center for applied research in education .
<br/><br/><label>Standard No.: </label>7,659 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LIBRARY SCIENCE
<br/><br/><label>Dewey Class. No.: </label>232, K5 (2D)