Porcella, Donald B. Comprehensive Management of Phosphorus Water Pollution / Donald B. Porcella and A. Bruce Bishop - Michigan : Ann Arbor Science, [n.d.] - vii, 303 p. ; 24 cm. Includes index ISBN: 0250400731 : USD 20.00 Subjects--Topical Terms: Sewage--PurificationesWater quality management Dewey Class. No.: 628.168