Chicago: U.S. Supreme Court, "Citations," Helvering v. Alabama Asphaltic Limestone Co., 315 U.S. 179 (1942) in 315 U.S. 179 Original Sources, accessed October 13, 2024, http://www.originalsources.com/Document.aspx?DocID=L1UUDKKYZ37NSGM.
MLA: U.S. Supreme Court. "Citations." Helvering v. Alabama Asphaltic Limestone Co., 315 U.S. 179 (1942), in 315 U.S. 179, Original Sources. 13 Oct. 2024. http://www.originalsources.com/Document.aspx?DocID=L1UUDKKYZ37NSGM.
Harvard: U.S. Supreme Court, 'Citations' in Helvering v. Alabama Asphaltic Limestone Co., 315 U.S. 179 (1942). cited in 1942, 315 U.S. 179. Original Sources, retrieved 13 October 2024, from http://www.originalsources.com/Document.aspx?DocID=L1UUDKKYZ37NSGM.