Efimov, N. V. <br/><br/>
Higher geometry tr by P C Sinha :  Pt1 Foundations of geometry,Pt 2 Projective geometry,Pt 3 Constant curvature geometry / 

 - Moscow :  Mir publs ,  1980. 
 - 560 p.  21cms 
<br/><br/><label>Subjects--Index Terms: </label>Geometry Mathematics