APA-viite (7. p.)
Easton, S. M. (1994). The problem of pornography: Regulation and the right to free speech. Routledge.
Chicago-viite (17. p.)
Easton, Susan M. The Problem of Pornography: Regulation and the Right to Free Speech. London ; New York: Routledge, 1994.
MLA-viite (9. p.)
Easton, Susan M. The Problem of Pornography: Regulation and the Right to Free Speech. Routledge, 1994.
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