United States. Department of the Treasury. (1927). Internal revenue laws in force Apr. 1, 1927, with appendix containing laws of general nature and miscellaneous provisions applicable to administration of internal-revenue laws. GPO.
Chicago Style (17th ed.) CitationUnited States. Department of the Treasury. Internal Revenue Laws in Force Apr. 1, 1927, with Appendix Containing Laws of General Nature and Miscellaneous Provisions Applicable to Administration of Internal-revenue Laws. [Washington]: GPO, 1927.
MLA (9th ed.) CitationUnited States. Department of the Treasury. Internal Revenue Laws in Force Apr. 1, 1927, with Appendix Containing Laws of General Nature and Miscellaneous Provisions Applicable to Administration of Internal-revenue Laws. GPO, 1927.
Warning: These citations may not always be 100% accurate.