TY - SER ED - United Nations University ED - International Network on Water, Environment and Health TI - Biosolids management: an environmentally sound approach for managing sewage treatment plant sludge : an introductory guide for decision-makers T2 - Freshwater management series SN - 9280721666 AV - TD170 U536 no.1 PY - 2002/// CY - Osaka, Japan PB - United Nations Environment Programme, Division of Technology, Industry and Economics, International Environmental Technology Centre KW - Sewage sludge KW - Sewage disposal plants ER -