Cederberg, Judith N. <br/><br/>
A course in modern geometries /  
Judith N. Cederberg 
 - Corr. 2. print. 
 -  Springer,  1989. 
 - XII, 232 p. :   graph. Darst. 
 - (Undergraduate texts in mathematics) .
<br/><br/> Bibliography: p. 216 - 221. 
<br/><br/><label>ISBN: </label>3540969225 0387969225 
<br/><br/><label>Subjects--Index Terms: </label>მათემატიკა გეომეტრია 
<br/><br/><label>Universal Decimal Class. No.: </label>514