Pollution, Great Lakes water quality
Subtitle: protocol between the United States of America and Canada, amending the agreement of November 22, 1978 as amended, signed at Toledo November 18, 1987.
Contributors: United States. 1978 Nov. 22. Protocols, etc., 1987 Nov. 18.; United States. Dept. of State.
Series: Treaties and other international acts series ; 11551
Place of publication: Washington, D.C
Subjects: Water -- Pollution -- Law and legislation -- Canada.; Water -- Pollution -- Law and legislation -- United States.; Water quality -- Great Lakes.
Notes: Includes bibliographical references.

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