Lua APA (7ú heag.)
Johnston, P. (1999). The contradictions of modern moral philosophy: Ethics after Wittgenstein. Routledge.
Lua i Stíl Chicago (17ú heag.)
Johnston, Paul. The Contradictions of Modern Moral Philosophy: Ethics After Wittgenstein. London ; New York: Routledge, 1999.
Lua MLA (9ú heag.)
Johnston, Paul. The Contradictions of Modern Moral Philosophy: Ethics After Wittgenstein. Routledge, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.