TY  - BOOK
AU  - Greenberg, Marvin Jay
TI  - Euclidean and non-euclidean geometrics: developmet and history
SN  - 9780716799481
U1  - 516.9 
PY  - 2008///
CY  - New York
PB  - W. H. Freeman And Co.
KW  - Geometry, Non-euclidean
KW  - Geometry, Non-Euclidean
ER  -