Serra Micheal. <br/><br/>
Discovering Geometry.  An Investigative Approach. 

 - 3rd ed. 
 - United States  of America.  Key curriculum press innovators in mathematics education.  c2003. 
 - xiv,767 p.;  col ill.;  28cm 
<br/><br/><label>ISBN: </label>1559534591 
<br/><br/><label>Dewey Class. No.: </label>516/  / SER