(1928). Internal revenue laws in force April 1, 1927: With an appendix containing laws of a general nature and miscellaneous provisions applicable to the administration of the internal revenue laws. U.S. Govt. Print. Off.
Chicago-Zitierstil (17. Ausg.)Internal Revenue Laws in Force April 1, 1927: With an Appendix Containing Laws of a General Nature and Miscellaneous Provisions Applicable to the Administration of the Internal Revenue Laws. Washington: U.S. Govt. Print. Off, 1928.
MLA-Zitierstil (9. Ausg.)Internal Revenue Laws in Force April 1, 1927: With an Appendix Containing Laws of a General Nature and Miscellaneous Provisions Applicable to the Administration of the Internal Revenue Laws. U.S. Govt. Print. Off, 1928.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.