Harding, David. “Charles B. Dew’s Apostles of Disunion - Southern Secession Commissioners and the Causes of the Civil War”. American Studies in Scandinavia 33, no. 2 (September 1, 2001): 124–126. Accessed June 30, 2024. https://rauli.cbs.dk/index.php/assc/article/view/2760.