00817nam a2200205 a 4500 1/29401 040318s2005 lu n001 0 eng 9291677639 31499 KET 363.7284 EFF Effectiveness of urban wastewater treatment policies in selected countries : an EEA pilot study Luxembourg : Office for Official Publications of the European Communities, 2005 51 σ.: 30 εκ. EEA report 2005 ; Sewage Purification European Union countries. Water Pollution European Union countries. Water-supply European Union countries. European Environment Agency. EEA report 2005 ; 2 INST UNIPILB KET 20060207 KET 363.7284 EFF 00146697 00146697 LOAN 0 1