Library of Congress. Office of the Librarian & ProQuest (Firm). (1940). Annual Report of the Librarian of Congress for the fiscal year ended June 30, 1940. [publisher not identified].
Chicago Style (17th ed.) CitationLibrary of Congress. Office of the Librarian and ProQuest (Firm). Annual Report of the Librarian of Congress for the Fiscal Year Ended June 30, 1940. Washington: [publisher not identified], 1940.
MLA (9th ed.) CitationLibrary of Congress. Office of the Librarian and ProQuest (Firm). Annual Report of the Librarian of Congress for the Fiscal Year Ended June 30, 1940. [publisher not identified], 1940.
Warning: These citations may not always be 100% accurate.