Guidelines for surface water quality /
[by] the Inland Waters Directorate, Water Quality Branch.
APA Citation
Canada. Water Quality Branch., Canada. Environment Canada. (1979). Guidelines for surface water quality. Ottawa, Canada: The Directorate.
MLA Citation
Canada. Water Quality Branch, and Canada. Environment Canada. Guidelines for Surface Water Quality. Ottawa, Canada: The Directorate, 1979.
Warning: These citations may not always be complete (especially for serials).