APA (7th ed.) Zitazioa
Vorenberg, M. (2001). Final freedom: The Civil War, the abolition of slavery, and the Thirteenth Amendment. Cambridge University Press.
Chicago Style (17th ed.) Zitazioa
Vorenberg, Michael. Final Freedom: The Civil War, the Abolition of Slavery, and the Thirteenth Amendment. Cambridge ; New York: Cambridge University Press, 2001.
MLA (9th ed.) Zitazioa
Vorenberg, Michael. Final Freedom: The Civil War, the Abolition of Slavery, and the Thirteenth Amendment. Cambridge University Press, 2001.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.