Lua APA (7ú heag.)
ebrary, Inc, United States Capitol Historical Society, Finkelman, P., & Kennon, D. R. (2012). Congress and the crisis of the 1850s. Published for the United States Capitol Historical Society by Ohio University Press.
Lua i Stíl Chicago (17ú heag.)
ebrary, Inc, United States Capitol Historical Society, Paul Finkelman, agus Donald R. Kennon. Congress and the Crisis of the 1850s. Athens: Published for the United States Capitol Historical Society by Ohio University Press, 2012.
Lua MLA (9ú heag.)
ebrary, Inc, et al. Congress and the Crisis of the 1850s. Published for the United States Capitol Historical Society by Ohio University Press, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.