TY - BOOK AU - Pickford, John. ED - WEDC Conference ED - Water, Engineering and Development Centre (WEDC) TI - Integrated development for water supply and sanitation: proceedin gs [of the] 25th WEDC Conference [held] Addis Ababa, Ethiopia,1999 SN - 0906055679 U1 - 628.1 22 PY - 1999/// CY - Leicestershire, UK PB - Water, Engineering and Development Centre KW - Water- supply KW - Sanitation ER -