Agência Europeia do Ambiente
Effectiveness of urban wastewater treatment policies in selected countries : an EEA pilot study / European Environment Agency . - Luxembourg : Office for Official Publications of the European Communities, cop. 2005 . - 51 p. : il. color . - (EEA report , 1725-9177 ; 2/05)


http://www.eea.europa. eu/publications/eea_report_2005_2/at_download/file

ISBN 92-9167-763-9 (brochado).

Tratamento de águas residuais--União Europeia