Murray, Jennifer M. (2012). The Civil War Begins, Opening Clashes 1861(PDF). US Army Campaigns of the Civil War. US Army Center of Military History. hlm. 9. Diakses tanggal 26 May 2022.
Murray, Jennifer M. (2012). The Civil War Begins, Opening Clashes 1861(PDF). US Army Campaigns of the Civil War. US Army Center of Military History. hlm. 9. Diakses tanggal 26 May 2022.