(1920). Regulations 43, Part 2, relating to tax on dues under Revenue Act of 1918 (revised Dec. 1920). GPO.
Chicago Style (17th ed.) CitationRegulations 43, Part 2, Relating to Tax on Dues Under Revenue Act of 1918 (revised Dec. 1920). [Washington]: GPO, 1920.
MLA (9th ed.) CitationRegulations 43, Part 2, Relating to Tax on Dues Under Revenue Act of 1918 (revised Dec. 1920). GPO, 1920.
Warning: These citations may not always be 100% accurate.