APA (7th ed.) Zitazioa
Emerson, J. (2007). The madness of Mary Lincoln. Southern Illinois University Press.
Chicago Style (17th ed.) Zitazioa
Emerson, Jason. The Madness of Mary Lincoln. Carbondale: Southern Illinois University Press, 2007.
MLA (9th ed.) Zitazioa
Emerson, Jason. The Madness of Mary Lincoln. Southern Illinois University Press, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.