TY - BOOK AU - Grutsch,J.F. AU - Mallatt,R.C. AU - Peters,A.W. TI - Chemical coagulation/mixed-media filtration of aerated lagoon effluent U1 - 637.356 PY - 1975/// CY - Washington, D.C. PB - United States Government Printing Office KW - Sewage KW - Purification KW - Filtration KW - Water KW - Phosphorus content ER -