Lake Simcoe basin
Subtitle: a water quality and use study
Contributors: Ralston, J. G.; Irwin, S. M.
Publisher: The Ministry
Published: 1975
Place of publication: [Toronto]
Language: eng
Number of pages: 143
Subjects: Water quality -- Ontario -- Simcoe, Lake; Water quality management -- Ontario -- Simcoe, Lake
Notes: Principal contributors for the Ministry of the Environment: J.G. Ralston and S.M. Irwin.

Bibliography: p. 141-143.