United States. Government Accountability Office & ProQuest (Firm). (2009). Dietary supplements: FDA should take further actions to improve oversight and consumer understanding : report to congressional requesters. U.S. Govt. Accountability Office.
Chicago Style (17th ed.) CitationUnited States. Government Accountability Office and ProQuest (Firm). Dietary Supplements: FDA Should Take Further Actions to Improve Oversight and Consumer Understanding : Report to Congressional Requesters. [Washington, D.C.]: U.S. Govt. Accountability Office, 2009.
MLA (9th ed.) CitationUnited States. Government Accountability Office and ProQuest (Firm). Dietary Supplements: FDA Should Take Further Actions to Improve Oversight and Consumer Understanding : Report to Congressional Requesters. U.S. Govt. Accountability Office, 2009.