APA (7th ed.) Citation

United States. Government Accountability Office. (2012). Tetra Tech EC, Inc. U.S. Govt. Accountability Office.

Chicago Style (17th ed.) Citation

United States. Government Accountability Office. Tetra Tech EC, Inc. Washington, D.C.: U.S. Govt. Accountability Office, 2012.

MLA (9th ed.) Citation

United States. Government Accountability Office. Tetra Tech EC, Inc. U.S. Govt. Accountability Office, 2012.