Ambient water quality criteria recommendations :
information supporting the development of state and tribal nutrient criteria for rivers and streams in nutrient ecoregion II : Western forested mountains including all or parts of the states of Washington, Oregon, California, Idaho, Montana, Wyoming, Utah, Colorado, South Dakota, New Mexico, Arizona and the authorized Tribes within the region /
U.S. Environmental Protection Agency, Office of Water, Office of Science and Technology, Health and Ecological Criteria Division.

APA Citation

United States. Environmental Protection Agency. Heath and Ecological Criteria Division., United States. Environmental Protection Agency. Office of Water., United States. Environmental Protection Agency. Office of Science and Technology. (2000). Ambient water quality criteria recommendations: information supporting the development of state and tribal nutrient criteria for rivers and streams in nutrient ecoregion II : Western forested mountains including all or parts of the states of Washington, Oregon, California, Idaho, Montana, Wyoming, Utah, Colorado, South Dakota, New Mexico, Arizona and the authorized Tribes within the region. Washington, D.C.: U.S. Environmental Protection Agency, Office of Water .

MLA Citation

United States. Environmental Protection Agency. Heath and Ecological Criteria Division, United States. Environmental Protection Agency. Office of Water, and United States. Environmental Protection Agency. Office of Science and Technology. Ambient Water Quality Criteria Recommendations: Information Supporting the Development of State And Tribal Nutrient Criteria for Rivers And Streams In Nutrient Ecoregion II : Western Forested Mountains Including All Or Parts of the States of Washington, Oregon, California, Idaho, Montana, Wyoming, Utah, Colorado, South Dakota, New Mexico, Arizona And the Authorized Tribes Within the Region. Washington, D.C.: U.S. Environmental Protection Agency, Office of Water , 2000.