000 00257nam a2200097Ia 4500
008 240404s9999 xx 000 0 und d
100 _aSchmidt, J
245 0 _aMengenlehre
_cJ Schmidt
260 _aManheim
_bBibliographises Institut
_c1966
942 _aIMAR
_cCART
999 _c36157
_d36157