000 00306nam a2200121Ia 4500
008 190829s9999 xx 000 0 und d
020 _a81 7556 193 9
082 _a514
_bGUP/T
100 _aGUPTA, K.P.
245 0 _aTOPOLOGY
260 _bVidyarthimithram Book Depot, Kottayam
_aKottayam
_c2000
942 _cBK
999 _c7099
_d7099