000 00289nam a2200121Ia 4500
008 170912s9999 xx 000 0 und d
082 _aUGM B11 K9 DON/I
100 _aDONALD MONK J
245 0 _aINTRODUCTION TO SET THEORY
260 _bHARPER AND ROW
_c1969
300 _a193
942 _cTB
999 _c1687
_d1687