00391nam a2200133Ia 4500020001500000082001900015100004000034245003600074260003600110300002900146490004600175500000500221700003100226  a8181281632  a518.11bJ77.IC  aJones, Gareth A. and Jones, J. Mary  aInformation and coding theoryb  aNew YorkbSpringer-Verlagc2004  axiii, 210p. Bibl. Index.  aSpringer undergraduate Mathematics series  a  aJones, J. Mary ; jt. auth.