APA-viite (7. p.)

Library of Congress. (1939). Annual report of the Librarian of Congress for the fiscal year ended (Doc. ed.). U.S. G.P.O..

Chicago-viite (17. p.)

Library of Congress. Annual Report of the Librarian of Congress for the Fiscal Year Ended. Doc. ed. Washington: U.S. G.P.O., 1939.

MLA-viite (8. p.)

Library of Congress. Annual Report of the Librarian of Congress for the Fiscal Year Ended. Doc. ed. U.S. G.P.O., 1939.

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