APA (7th ed.) Citation

Library of Congress. Office of the Librarian & ProQuest (Firm). (1949). Annual Report of the Librarian of Congress for the fiscal year ending June 30, 1949. [publisher not identified].

Chicago Style (17th ed.) Citation

Library of Congress. Office of the Librarian and ProQuest (Firm). Annual Report of the Librarian of Congress for the Fiscal Year Ending June 30, 1949. Washington: [publisher not identified], 1949.

MLA (9th ed.) Citation

Library of Congress. Office of the Librarian and ProQuest (Firm). Annual Report of the Librarian of Congress for the Fiscal Year Ending June 30, 1949. [publisher not identified], 1949.