Finkelman. Congress and the Crisis of the 1850s. Ohio University Press.
Citazione stile Chigago Style (17a edizione)Finkelman. Congress and the Crisis of the 1850s. Ohio University Press.
Citatione MLA (8a ed.)Finkelman. Congress and the Crisis of the 1850s. Ohio University Press.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.