Lathrop, T.G. Stevens A.L. <br/><br/>
Geometry  A Contemporarty Approach 

 - Wadsworth publishing Company  California  1967 
 - 308p.  fig. 
<br/><br/><label>Nat. Bib. No.: </label>4934 
<br/><br/><label>Universal Decimal Class. No.: </label>513  / LAT