=LDR 00000nam a2200000ui 4500 =001 4961 =008 250530s2001\\\\xx\|||||||||||||||||eng\d =082 04$a2001 BRI =100 1\$aBritton, John =245 10$aSediment pollution in the Liffey estuary =260 \\$c2001 =852 \\$bFreeman Library$cTheses$h2001 BRI$zNot located