Chicago: U.S. Supreme Court, "Syllabus," Railroad Comm’n v. Humble Oil & Refining Co., 311 U.S. 578 (1941) in 311 U.S. 578 Original Sources, accessed April 17, 2025, http://originalsources.com/Document.aspx?DocID=QPX5KR5PCC2S6K9.
MLA: U.S. Supreme Court. "Syllabus." Railroad Comm’n v. Humble Oil & Refining Co., 311 U.S. 578 (1941), in 311 U.S. 578, Original Sources. 17 Apr. 2025. http://originalsources.com/Document.aspx?DocID=QPX5KR5PCC2S6K9.
Harvard: U.S. Supreme Court, 'Syllabus' in Railroad Comm’n v. Humble Oil & Refining Co., 311 U.S. 578 (1941). cited in 1941, 311 U.S. 578. Original Sources, retrieved 17 April 2025, from http://originalsources.com/Document.aspx?DocID=QPX5KR5PCC2S6K9.