Lua APA (7ú heag.)
Cram, I. (2006). Contested words: Legal restrictions on freedom of speech in liberal democracies. Ashgate.
Lua i Stíl Chicago (17ú heag.)
Cram, Ian. Contested Words: Legal Restrictions on Freedom of Speech in Liberal Democracies. Aldershot, Hampshire, England ; Burlington, VT: Ashgate, 2006.
Lua MLA (9ú heag.)
Cram, Ian. Contested Words: Legal Restrictions on Freedom of Speech in Liberal Democracies. Ashgate, 2006.
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