TY - BOOK AU - TI - Appropriate technology for the treatment of wastewater for small rural communities: report on a WHO meeting, Lyon, 7-11 June 1982 SN - 9289012560 PY - 1985/// CY - Copenhagen PB - World Health Organization KW - Sewage KW - Water supply KW - Sanitation KW - Methods KW - Congresses KW - Rural Health Europe ER -