000 00355nam a2200157Ia 4500
003 0STCL
008 150530s9999 xx 000 0 und d
040 _aSTCL
_cSTCL
100 _aPervin William, J.
245 _aFoundation of general topology
260 _c1964
546 _aEnglish
942 _2ddc
_cBK
999 _c22530
_d22530
005 20220125165939.0