000			00416nam a2200133Ia 4500
008			211119s9999||||xx |||||||||||||| ||und||
082			_a514 _bVIR-E
100			_aViro, O Ya
245		0	_aElementary Topology:Problem Textbook
260			_bAmerican Mathematical Society _aAmerica _c2008
300			_axx+40
650			_a Natural sciences & mathematics _vMathematicsTopologyMathematics _xGeneral Stack
942			_cBOOK
999			_c117137 _d117137