Berns, W. (1970). The First Amendment and the future of American democracy. Basic Books.
Chicago-referens (17:e uppl.)Berns, Walter. The First Amendment and the Future of American Democracy. New York: Basic Books, 1970.
MLA-referens (8:e uppl.)Berns, Walter. The First Amendment and the Future of American Democracy. Basic Books, 1970.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.