International symposium on water pollution control in cold -climates held at University of Alaska, july 22-24, 1970 / s-ponsored by University of Alaska, Institute of Water Resour-ces and Federal Water Quality Administration
International symposium on water pollution control in cold -climates held at University of Alaska, july 22-24, 1970 / s-ponsored by University of Alaska, Institute of Water Resour-ces and Federal Water Quality Administration
- Washington, D.C. : Environmental Protection Agency
- [340] p.