United States. Congress. Senate. Committee on Patents & ProQuest (Firm). (1939). Amending sections 4886, 4887, 4920, and 4929 of the Revised Statutes. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Patents and ProQuest (Firm). Amending Sections 4886, 4887, 4920, and 4929 of the Revised Statutes. Washington: [publisher not identified], 1939.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Patents and ProQuest (Firm). Amending Sections 4886, 4887, 4920, and 4929 of the Revised Statutes. [publisher not identified], 1939.
Warning: These citations may not always be 100% accurate.