Finkelman 1988, pp. 212–213 Finkelman, Paul (setembro de 1988). «The Protection of Black Rights in Seward's New York». Civil War History. 34 (3). doi:10.1353/cwh.1988.0057
Stegmaier 1985, p. 198 Stegmaier, Mark J. (setembro de 1985). «Intensifying the Sectional Conflict: William Seward versus James Hammond in the Lecompton Debate of 1858». Civil War History. 31 (3). doi:10.1353/cwh.1985.0038
Stegmaier 1985, p. 199 Stegmaier, Mark J. (setembro de 1985). «Intensifying the Sectional Conflict: William Seward versus James Hammond in the Lecompton Debate of 1858». Civil War History. 31 (3). doi:10.1353/cwh.1985.0038
Stegmaier 1985, p. 200 Stegmaier, Mark J. (setembro de 1985). «Intensifying the Sectional Conflict: William Seward versus James Hammond in the Lecompton Debate of 1858». Civil War History. 31 (3). doi:10.1353/cwh.1985.0038
Stegmaier 1985, p. 203 Stegmaier, Mark J. (setembro de 1985). «Intensifying the Sectional Conflict: William Seward versus James Hammond in the Lecompton Debate of 1858». Civil War History. 31 (3). doi:10.1353/cwh.1985.0038
Stegmaier 1985, pp. 204–205 Stegmaier, Mark J. (setembro de 1985). «Intensifying the Sectional Conflict: William Seward versus James Hammond in the Lecompton Debate of 1858». Civil War History. 31 (3). doi:10.1353/cwh.1985.0038
Stegmaier 1985, pp. 205–206 Stegmaier, Mark J. (setembro de 1985). «Intensifying the Sectional Conflict: William Seward versus James Hammond in the Lecompton Debate of 1858». Civil War History. 31 (3). doi:10.1353/cwh.1985.0038
Stegmaier 1985, pp. 217–218 Stegmaier, Mark J. (setembro de 1985). «Intensifying the Sectional Conflict: William Seward versus James Hammond in the Lecompton Debate of 1858». Civil War History. 31 (3). doi:10.1353/cwh.1985.0038
Stegmaier 1985, pp. 218–219 Stegmaier, Mark J. (setembro de 1985). «Intensifying the Sectional Conflict: William Seward versus James Hammond in the Lecompton Debate of 1858». Civil War History. 31 (3). doi:10.1353/cwh.1985.0038