=LDR 22 4500 =001 4171 =082 04$a2003 GAL =100 1\$aGallagher, Gavin =245 10$aThe periglacial geomorphology of the Errigal-Muckish ridge in north-west Co. Donegal =260 \\$aDublin :$bUniversity of Dublin, Trinity College,$c2003 =650 \0$aDissertations =852 \\$bFreeman Library$h2003 GAL