000			00346nam a2200145Ia 4500
008			180710s9999 xx 000 0 und d
020			_a195750
082			_a512.2 _bGRE
100			_aGREEN, J.A.
245			_aSets and groups
260			_aLondon _bRoutledge and Kegan Paul _c1965
300			_aix, 84 p.
650			_aGroup theory
942			_cS
999			_c78352 _d78352