Millman, Richard S. <br/><br/>
Geometry :  a metric approach with models / 
Richard S. Millman a nd George D. Parker. 
 - 2nd ed. 
 - New York :  Springer-Verlag,  1991. 
 - xiii, 370 p. :  ill. ;  24 cm. 
 - Undergraduate texts in mathematics .
<br/><br/>Includes index. 
<br/><br/> Open access. 
<br/><br/><label>ISBN: </label>0387974121