Rationale for the establishment of Ontario's provincial water quality objectives
By: Ontario, Ministry of the Environment.. --
Contributors: Ontario. Ministry of the Environment.
Publisher: The Ministry, 1979.
Published: 1979
Place of publication: [Toronto]
Language: eng
Number of pages: 236
Subjects: Water quality management -- Ontario; Water quality -- Standards -- Ontario; Environmental policy -- Ontario
Notes: "This is a companion publication to the ... booklet entitled "Water management - goals, policies, objectives and implementation procedures of the Ministry of the Environment."  Includes bibliographies.

"September 1979"