000			00326nam a2200145Ia 4500
008			170207s9999 xx 000 0 und d
082			_aPG 514 ARM-B
100			_aArmstrong, M A
245			_aBasic topology
260			_bspringer
260			_c1983
300			_a251
650			_aTopology; Mathematics
942			_cBOOKS
999			_c42149 _d42149