Hale, F. (2007). Swiss in Wisconsin (Rev. and expanded ed.). Wisconsin Historical Society Press.
Chicago Style (17th ed.) ZitazioaHale, Frederick. Swiss in Wisconsin. Rev. and expanded ed. Madison: Wisconsin Historical Society Press, 2007.
MLA (9th ed.) ZitazioaHale, Frederick. Swiss in Wisconsin. Rev. and expanded ed. Wisconsin Historical Society Press, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.