00414nam a2200145Ia 4500020001800000082001700018100001500035245003700050260005800087300002400145490003300169500005600202500000500258700000500263  a9780387988504  a512bL213.EM  aLam, T. Y.  aExercises in modules and ringsb  aNew YorkbSpringer Science+Business Media, Inc.c2007  axviii, 412p. Index.  aProblem books in Mathematics  a"Purchased under NBHM grant for the year 2009-2010"  a  a