00427     2200169   4500001002100000008003900021035002000060245004500080100002400125260001900149300002500168020001500193084001400208082000800222650001300230990001400243INLIS000000000000489                                   N    a0010-0317000487  aAn introduction to topology and homotopy  aSieradski, Allan J.  bPWS-KENTc1992  axiv, 479 hlm.c24 cm  a0534929605  a514 Sie i  a514  aTOPOLOGI  a103795412