000 00304nam a2200121Ia 4500
008 240112s9999 xx 000 0 und d
082 _aGUP-T
_b514
100 _aGupta, Keshawa Prasad
245 0 _aTopology
260 _a Meerut
_bPragati Prakashan
_c1975
650 _aTopology; Mathematics
942 _cBK
999 _c49012
_d49012