=LDR 22 4500 =001 1719 =082 04$a2007 GRE =100 1\$aGreene, Sheila =245 10$aEvaluation of the pollution status of the river Dodder estuary and the Grand Canal Dock using pollution load index and biological quality index =260 \\$aDublin :$bUniversity of Dublin, Trinity College,$c2007 =650 \0$aTheses =852 \\$bFreeman Library$h2007 GRE