The radical papers :  readings in education ; edited by Harold W. Sobel and Arthur E. Salz. 

 - New York:   Harper & Row,   1972.  
 - 213 p. :  ill. ;  20 cm. 
<br/><br/><label>ISBN: </label>0060463430 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education--Experimental methods<br/>Free schools
<br/><br/><label>Dewey Class. No.: </label>371.3