Coolidge, J. L. <br/><br/>
The elements of non-euclidean geometry 

 - Oxford:   Oxford University Press,   1927. 
 - 291 p.:   graf.;  
<br/><br/><label>Subjects--Topical Terms: </label><br/>GEOMETR� A<br/>GEOMETRIA DIFERENCIAL
<br/><br/><label>Subjects--Index Terms: </label>GEOMETRIA NO EUCLIDIANA