United States. Federal Trade Commission. (1998). FTC guide concerning use of the word "free" and similar representations. [Federal Trade Commission].
Chicago Style (17th ed.) CitationUnited States. Federal Trade Commission. FTC Guide Concerning Use of the Word "Free" and Similar Representations. [Washington, D.C.]: [Federal Trade Commission], 1998.
MLA (9th ed.) CitationUnited States. Federal Trade Commission. FTC Guide Concerning Use of the Word "Free" and Similar Representations. [Federal Trade Commission], 1998.
Warning: These citations may not always be 100% accurate.