000 002590000a22001210004500
245 _aElementary general topology
100 _aShukla, R.
260 _aMadras
_bMacmillan
_c1972
300 _a136 p.
080 _a513.83
_bS5
041 _aEN
942 _cBK
999 _c103713
_d103713