APA (7th ed.) Zitazioa
ebrary, Inc, & Ferro, R. L. (2010). The First Amendment: Select issues. Nova Science Publisher.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, eta Rhonda L. Ferro. The First Amendment: Select Issues. Hauppauge, N.Y.: Nova Science Publisher, 2010.
MLA (9th ed.) Zitazioa
ebrary, Inc, eta Rhonda L. Ferro. The First Amendment: Select Issues. Nova Science Publisher, 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.