000 00400nam a2200157Ia 4500
003 OSt
005 20150903110441.0
008 130919s9999 xx 000 0 und d
040 _cIISERB
100 _aViro, O. Ya
_95830
222 _aMathematics Collection
222 _aGratis Collection
245 _aElementary topology
_cViro, O. Ya
260 _aAmerican Mathematical Society
942 _cBK
_2ddc
999 _c4941
_d4941