Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.