Clyne, P. <br/><br/>
Progressive mathematics / 
P. Clyne ; with a foreword by J.H. Hass all 
 - London :  Chapman & Hall ,  1950 
 - xii, 270 p. :  diags ;  23 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510 CLY