Ryburn, W.M.. <br/><br/>
The Progessive School /  Textual Documents 
W.M.Ryburn. 
 - 2nd ed. / 
 - Oxford :  Oxford Universsity Press ,  1955. 
 - 288p. ;  18cm. 
<br/><br/>Index 
<br/><br/><label>Subjects--Index Terms: </label>Education School-Progessive G-Education 
<br/><br/><label>Dewey Class. No.: </label>371.1  / R 96 P