APA (7th ed.) Zitazioa
Pfanz, H. W. (1987). Gettysburg: The second day. University of North Carolina Press.
Chicago Style (17th ed.) Zitazioa
Pfanz, Harry W. Gettysburg: The Second Day. Chapel Hill: University of North Carolina Press, 1987.
MLA (9th ed.) Zitazioa
Pfanz, Harry W. Gettysburg: The Second Day. University of North Carolina Press, 1987.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.