1. 1962 USPHS Drinking Water Standards. USPHS Publ. No. 956 Washington, D.C. 1962
2. Quality Goals for Potable Water;Jour. AWWA,1968
3. Selected Data on Public Supplies of the 100 Largest Cities in the United States, 1962;Durfor;Jour. AWWA,1964
4. Research Committee on Color Problems. Report for 1966;Jour. AWWA,1967
5. The Nature of Organic Color in Water;Christman;Jour. AWWA,1966