APA-referens (7:e uppl.)
Goebel, T. (2002). A government by the people: Direct democracy in America, 1890-1940. University of North Carolina Press.
Chicago-referens (17:e uppl.)
Goebel, Thomas. A Government by the People: Direct Democracy in America, 1890-1940. Chapel Hill: University of North Carolina Press, 2002.
MLA-referens (9:e uppl.)
Goebel, Thomas. A Government by the People: Direct Democracy in America, 1890-1940. University of North Carolina Press, 2002.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.