000 00392nam a2200169Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a514
_bSi572
100 _aSierpinski Waclaw
245 _aGeneral topology
250 _a2nd
260 _aToronto
_bUniversity Press
_c1956
300 _axii,290p.
650 _aTopology
942 _cBK
999 _c42313
_d42313