United States. Federal Trade Commission. (1921). Letter of Federal Trade Commission to President of U.S. U.S. GPO.
Chicago Style (17th ed.) CitationUnited States. Federal Trade Commission. Letter of Federal Trade Commission to President of U.S. Washington: U.S. GPO, 1921.
MLA (9th ed.) CitationUnited States. Federal Trade Commission. Letter of Federal Trade Commission to President of U.S. U.S. GPO, 1921.
Warning: These citations may not always be 100% accurate.