United States. Government Accountability Office. (2012). Nonpoint source water pollution: Greater oversight and additional data needed for key EPA water program, survey of Section 319 project managers (GAO-12-377SP, May 2012), an e-supplement to GAO-12-335. U.S. Govt. Accountability Office.
Chicago Style (17th ed.) CitationUnited States. Government Accountability Office. Nonpoint Source Water Pollution: Greater Oversight and Additional Data Needed for Key EPA Water Program, Survey of Section 319 Project Managers (GAO-12-377SP, May 2012), an E-supplement to GAO-12-335. [Washington, D.C.]: U.S. Govt. Accountability Office, 2012.
MLA (9th ed.) CitationUnited States. Government Accountability Office. Nonpoint Source Water Pollution: Greater Oversight and Additional Data Needed for Key EPA Water Program, Survey of Section 319 Project Managers (GAO-12-377SP, May 2012), an E-supplement to GAO-12-335. U.S. Govt. Accountability Office, 2012.