=LDR 22 4500 =001 6671 =082 04$a2007 DEV =100 1\$aDevereux, Adrien =245 10$aKarst Vulnerability Mapping and Groundwater Quality in County Leitrim =260 \\$aDublin :$bUniversity of Dublin, Trinity College,$c2008 =650 \0$aTheses =852 \\$bFreeman Library$h2007 DEV