Weiss, Sol. <br/><br/>
Geometry :  content and strategy for teachers / 
Sol Weiss. 
 - New York :  Bogden & Quigley,  1972 
 - vii, 424 p. :  ill. ;  25 cm. 
<br/><br/>Bibliography : p. 393-397. 
<br/><br/><label>ISBN: </label>0800500199 
<br/><br/><label>LCCN: </label>78-164950 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geometry--Study and teaching