APA (7th ed.) Citation

United States. Federal Trade Commission. (1938). Rules of practice [Federal Trade Commission] May 21, 1938. [s.n.].

Chicago Style (17th ed.) Citation

United States. Federal Trade Commission. Rules of Practice [Federal Trade Commission] May 21, 1938. [Washington]: [s.n.], 1938.

MLA (9th ed.) Citation

United States. Federal Trade Commission. Rules of Practice [Federal Trade Commission] May 21, 1938. [s.n.], 1938.

Warning: These citations may not always be 100% accurate.