Ragan, M. K. (2015). Confederate saboteurs: Building the Hunley and other secret weapons of the Civil War (First edition.). Texas A&M University Press.

Ragan, Mark K. Confederate Saboteurs: Building the Hunley and Other Secret Weapons of the Civil War. First edition. College Station, [Texas]: Texas A&M University Press, 2015.

Ragan, Mark K. Confederate Saboteurs: Building the Hunley and Other Secret Weapons of the Civil War. First edition. Texas A&M University Press, 2015.