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Lua i Stíl Chicago (17ú heag.)Epictetus. How to Be Free: An Ancient Guide to the Stoic Life. Princeton: Princeton University Press,, 2018.
Lua MLA (9ú heag.)Epictetus. How to Be Free: An Ancient Guide to the Stoic Life. Princeton University Press,, 2018.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.