Library of Congress. (1869). Catalogue of Library of Congress, index of subjects in 2 volumes: Volume I. GPO.
Chicago Style (17th ed.) CitationLibrary of Congress. Catalogue of Library of Congress, Index of Subjects in 2 Volumes: Volume I. [Washington]: GPO, 1869.
MLA (9th ed.) CitationLibrary of Congress. Catalogue of Library of Congress, Index of Subjects in 2 Volumes: Volume I. GPO, 1869.
Warning: These citations may not always be 100% accurate.