000 00636nam a2200241Ia 4500
001 CATREF004382
008 110517s9999 xx 000 0 und d
041 _aeng
082 _a513
100 _aBlumenthal, Leonard M
245 _aA modern view of geometry
260 _aSan Francisco
_bW H Freeman and company
_c1961
300 _axii, 191 p.
_c21 cm.
440 _aA series of undergraduate books in mathematics
546 _bRoman
650 _aNon-Euclidean planes
650 _aPostulational systems
650 _aPostulational systems
650 _aSets
906 _a003499
906 _atext
942 _cBook
999 _c255641
_d255577