Brock, W., Linz, J. J., McGreevey, W. P., TePaske, J. J., Tilly, C., & Tilly, L. A. (1966). An american crisis. Congress and reconstruction 1865-1867. New York US: Harper Torchboks.

Brock, W.R., Juan J. Linz, William Paul McGreevey, John J. TePaske, Charles Tilly, and Louise A. Tilly. An American Crisis. Congress and Reconstruction 1865-1867. New York US: Harper Torchboks, 1966.

Brock, W.R., et al. An American Crisis. Congress and Reconstruction 1865-1867. New York US: Harper Torchboks, 1966.