Krulik, Stephen  <br/><br/>
Teaching secondary school mathematics 
Stephen Krulik 
 - Philadelphia  W. B. Saunders  1975 
 - 243p. ;  27cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0721655483 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching (Secondary)