000			00347nam a2200145Ia 4500
008			220926s9999 xx 000 0 und d
100			_aA.M.Armstrong
245		0	_aM.A.Armstrong Basic Topology
250			_a1st Ed
260			_aNew Delhi
260			_bPrinted India
260			_c2004
650			_aM.A.Armstrong Basic Topology
942			_cBK
999			_c20187 _d20187