Gutcho, Sidney Waste treatment with polyelectrolytes and other flocculants - New Jersey: Noyes Data Corporation, 1977 - xi, 274p. - Pollution technology review No. 31 . ISBN: 0815506481 Subjects--Topical Terms: Polyelectrolytes Subjects--Index Terms: Sewage--Purification--Flocculation Universal Decimal Class. No.: 628.543.37/42 / L7