Vander Werf Lester S <br/><br/>
How to evaluate teachers and teaching. 

 -  1960 
<br/><br/><label>Standard No.: </label>54065 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>EDUCATION
<br/><br/><label>Dewey Class. No.: </label>T, K01