United States. Bureau of Internal Revenue. (1934). Regulations 88 relating to taxes on certain firearms and machine guns under the National Firearms Act, approved June 26, 1934 (public no. 474, seventy-third Congress). [s.n.].
Chicago Style (17th ed.) CitationUnited States. Bureau of Internal Revenue. Regulations 88 Relating to Taxes on Certain Firearms and Machine Guns Under the National Firearms Act, Approved June 26, 1934 (public No. 474, Seventy-third Congress). [Washington]: [s.n.], 1934.
MLA (9th ed.) CitationUnited States. Bureau of Internal Revenue. Regulations 88 Relating to Taxes on Certain Firearms and Machine Guns Under the National Firearms Act, Approved June 26, 1934 (public No. 474, Seventy-third Congress). [s.n.], 1934.
Warning: These citations may not always be 100% accurate.