The Twenty-First Water Works Seminar on the topic of "Cost effective water treatment: design & operation" : held November 18, 1981 at the Ministry of Health Laboratories, Toronto, Ontario
By: conducted by the Education Committee of the Ontario Section, American Water Works Association.
Contributors: American Water Works Association. Ontario Section. Education Committee.
Publisher: American Water Works Association, Ontario Section
Published: 1981
Place of publication: Toronto
Language: eng
Number of pages: 115
Subjects: Waterworks -- Ontario -- Congresses.; Water treatment plants -- Cost-effectiveness -- Congresses.
Genres: Congresses.
Other titles: Cost effective water treatment :; Proceedings of Seminar on Cost Effective Water Treatment Design and Operation
Notes: Chairman: C. Kretch.

Includes bibliographical references.