Kohl, Herbert R. <br/><br/>
Open classroom  A practical guide to a new way of teaching 

 - New York  Random House  1969 
 - 116,(8)  18.5cm 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>
<br/><br/><label>Dewey Class. No.: </label>371. 3