RINGENBERG, Lawrence A.       <br/><br/>
Informal geometry.  
Lawrence A. Ringenberg.   
 - ed  
 - New York.   Wiley.   1967 
 - xi, 151pg.    
<br/><br/>Includes index and bibliography.  
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geometry.  Geometry. 
<br/><br/><label>Dewey Class. No.: </label>513/RII