Berns, W. (1970). The First Amendment and the future of American democracy. Basic Books.
Lua i Stíl Chicago (17ú heag.)Berns, Walter. The First Amendment and the Future of American Democracy. New York: Basic Books, 1970.
Lua MLA (8ú heag.)Berns, Walter. The First Amendment and the Future of American Democracy. Basic Books, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.