Developments in design and operation of large wastewater treatment plants : Proceedings of an iawprc workshop held in budapest, hungary, 14-18 september 1987 / Eds. p. benedek, w. von der emde and h.b. tench - 318 páginas ISBN: 0080368824 Subjects--Topical Terms: Aguas residuales--Tratamiento LC Class. No.: TD746 / D49