00390nam a2200145Ia 4500020001500000082001800015100002100033245002100054260003600075300002800111490003900139500005600178500000500234700000500239  a8181281357  a514bAr737.BT  aArmstrong, M. A.  aBasic Topologyb  aNew YorkbSpringer-Verlagc2004  axii, 251p. Bibl. Index.  aUndergraduate texts in Mathematics  a"Purchased under NBHM grant for the year 2004-2005"  a  a