TY - GEN AU - AU - Stevie,Richard G. ED - United States. TI - Managing small water systems : a cost study T2 - Environmental Protection Technology U1 - US 628.50973 23rd ed. PY - 1979/// CY - Ohio PB - Municipal Environmental Research Laboratory KW - Water-supply engineering KW - Costs KW - Water-supply KW - United States N1 - Contract no.68-03-2071 ER -