Library of Congress. Annual report of the Librarian of Congress for the fiscal year ended ...: Reformatted from the original and including, Report of the Librarian of Congress for the year ending December 1. G.P.O.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Library of Congress. Annual Report of the Librarian of Congress for the Fiscal Year Ended ...: Reformatted from the Original and Including, Report of the Librarian of Congress for the Year Ending December 1. [Washington: G.P.O.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Library of Congress. Annual Report of the Librarian of Congress for the Fiscal Year Ended ...: Reformatted from the Original and Including, Report of the Librarian of Congress for the Year Ending December 1. G.P.O.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.