United States. Congress. Senate. Committee on Patents & ProQuest (Firm). (1938). Renewal of copyright by author. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Patents and ProQuest (Firm). Renewal of Copyright by Author. Washington: [publisher not identified], 1938.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Patents and ProQuest (Firm). Renewal of Copyright by Author. [publisher not identified], 1938.
Warning: These citations may not always be 100% accurate.