APA (7th ed.) Citation

United States. Government Accountability Office. (2010). Surface coal mining: Financial assurances for, and long-term oversight of, mines with valley fills in four appalachian states : report to congressional requesters ([Rev. ed.].). U.S. Govt. Accountability Office.

Chicago Style (17th ed.) Citation

United States. Government Accountability Office. Surface Coal Mining: Financial Assurances for, and Long-term Oversight of, Mines with Valley Fills in Four Appalachian States : Report to Congressional Requesters. [Rev. ed.]. [Washington, D.C.]: U.S. Govt. Accountability Office, 2010.

MLA (9th ed.) Citation

United States. Government Accountability Office. Surface Coal Mining: Financial Assurances for, and Long-term Oversight of, Mines with Valley Fills in Four Appalachian States : Report to Congressional Requesters. [Rev. ed.]. U.S. Govt. Accountability Office, 2010.