000			00325nam a2200133Ia 4500
008			180710s9999 xx 000 0 und d
020			_a246135
082			_a510 _bROS
100			_aRosenthal, Evelyn B.
245			_aUnderstanding the new mathematics
260			_aConn _bFawcett Pub. _c1966
300			_a240 p.
942			_cS
999			_c90280 _d90280