↑Meyer, David R.(December 1989).«Midwestern Industrialization and the American Manufacturing Belt in the Nineteenth Century».The Journal of Economic History49(4): 921–937.
Kentucky State DatabasesАрхивировалһан 15 таба һара 2008 оной. - Annotated list of searchable databases produced by Kentucky state agencies and compiled by the Government Documents Roundtable of the American Library Association.
Ireland, Robert M.The County in Kentucky History (1976)
Klotter, James C.;Lowell Harrison, James Ramage, Charles Roland, Richard Taylor, Bryan S. Bush, Tom Fugate, Dixie Hibbs, Lisa Matthews, Robert C. Moody, Marshall Myers, Stuart Sanders and Stephen McBride(2005).Jerlene Rose:Kentucky's Civil War 1861–1865.Back Home In Kentucky Inc.ISBN 0-9769231-1-4.
Klotter, James C.Kentucky: Portrait in Paradox, 1900–1950 (1992)
Pearce, John Ed.Divide and Dissent: Kentucky Politics, 1930–1963 (1987)
Remini, Robert V.Henry Clay: Statesman for the Union (1991).