000 00298nam a2200121Ia 4500
008 210219s9999||||xx |||||||||||||| ||und||
082 _a514
_bKE-G
100 _aKelly,John L
_914929
245 0 _aGeneral topology
_cJohn LKelly
250 _aNew Delhi
260 _aSpringer
_b1995
_c1998
999 _c42795
_d42795