APA (7th ed.) Citation

United States. Environmental Protection Agency. Region X. (2012). Sustainable energy opportunities: Best practices for Alaska tribes. United States Environmental Protection Agency.

Chicago Style (17th ed.) Citation

United States. Environmental Protection Agency. Region X. Sustainable Energy Opportunities: Best Practices for Alaska Tribes. [Seattle, Wash.?]: United States Environmental Protection Agency, 2012.

MLA (9th ed.) Citation

United States. Environmental Protection Agency. Region X. Sustainable Energy Opportunities: Best Practices for Alaska Tribes. United States Environmental Protection Agency, 2012.