APA-viite (7. p.)
Groarke, L. (1990). Greek scepticism: Anti-realist trends in ancient thought. McGill-Queen's University Press.
Chicago-viite (17. p.)
Groarke, Leo. Greek Scepticism: Anti-realist Trends in Ancient Thought. Montreal ; Buffalo: McGill-Queen's University Press, 1990.
MLA-viite (9. p.)
Groarke, Leo. Greek Scepticism: Anti-realist Trends in Ancient Thought. McGill-Queen's University Press, 1990.
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