(1967). Report on problems of combined sewer facilities and overflows, 1967: A national inventory of the effects and means of correcting combined sewer overflows and separate storm and sanitary sewer discharges in the United States. Chicago: U.S. Department of the Interior. Federal Water Pollution Control Administration.
Παραπομπή Chicago StyleReport On Problems of Combined Sewer Facilities and Overflows, 1967: A National Inventory of the Effects and Means of Correcting Combined Sewer Overflows and Separate Storm and Sanitary Sewer Discharges in the United States. Chicago: U.S. Department of the Interior. Federal Water Pollution Control Administration, 1967.
Παραπομπή MLAReport On Problems of Combined Sewer Facilities and Overflows, 1967: A National Inventory of the Effects and Means of Correcting Combined Sewer Overflows and Separate Storm and Sanitary Sewer Discharges in the United States. Chicago: U.S. Department of the Interior. Federal Water Pollution Control Administration, 1967.