000			00374nam a2200145Ia 4500
008			170101s1966 xx 000 0 und d
041			_aEnglish
082			_aGN512.83T416T
100			_aTHRON
245		0	_aTOPOLOGICAL STRUCTURES
260			_aNEW YORK _bHOLT, RINEHART AND WINSTON _c1966
300			_a240 _ePrint
653			_aTOPOLOGICAL STRUCTURES
942			_2ddc _cBK
999			_c354292 _d354292