TY - BOOK AU - Schulz,Christopher R. AU - Okun,Daniel Alexander ED - Water and Sanitation for Health Project (U.S.) TI - Surface water treatment for communities in developing countries SN - 0471802611 : AV - TD430 .Sc8 1984 U1 - 628.1/62 19 PY - 1984/// CY - New York PB - Wiley KW - Water KW - Purification KW - Water treatment plants KW - Developing countries N1 - "A Wiley-Interscience publication."; Includes bibliographical reference: p. 291-292. and index ER -