TY - BOOK ED - Water Environment Federation TI - Nutrient removal T2 - WEF manual of practice SN - 9780071737098 PY - 2011/// CY - New York, NY PB - McGraw-Hill Professional KW - Sewage KW - Purification KW - Nutrient removal KW - Nitrogen removal KW - Phosphate removal N1 - Includes bibliographical references and index ER -