TY - BOOK AU - Christman,R.F. ED - United States. TI - Chlorination of aquatic humic substances U1 - 363.73940973 PY - 1981/// CY - Washington, D.C. PB - U.S. Environmental Protection Agency KW - Water KW - Pollution KW - United States KW - Water quality N1 - At head of title: Project summary ER -