APA (7th ed.) Citation

United States. Environmental Protection Agency. Region IX. (2006). Tribal water quality accomplishments. U.S. Environmental Protection Agency, Pacific Southwest Region 9, Water Division, Water Pollution Control Program.

Chicago Style (17th ed.) Citation

United States. Environmental Protection Agency. Region IX. Tribal Water Quality Accomplishments. [San Francisco, Calif.]: U.S. Environmental Protection Agency, Pacific Southwest Region 9, Water Division, Water Pollution Control Program, 2006.

MLA (9th ed.) Citation

United States. Environmental Protection Agency. Region IX. Tribal Water Quality Accomplishments. U.S. Environmental Protection Agency, Pacific Southwest Region 9, Water Division, Water Pollution Control Program, 2006.