United States. Congress. Senate. Committee on Printing & United States. Congress. Senate. Office of the Secretary. (1893). [Letter of assistant librarian of Senate submitting catalogue.]. [s.n.].
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Printing and United States. Congress. Senate. Office of the Secretary. [Letter of Assistant Librarian of Senate Submitting Catalogue.]. Washington: [s.n.], 1893.
MLA (8th ed.) CitationUnited States. Congress. Senate. Committee on Printing and United States. Congress. Senate. Office of the Secretary. [Letter of Assistant Librarian of Senate Submitting Catalogue.]. [s.n.], 1893.
Warning: These citations may not always be 100% accurate.