Studtmann, P. (2008). The foundations of Aristotle's categorial scheme. Marquette University Press.
Lua i Stíl Chicago (17ú heag.)Studtmann, Paul. The Foundations of Aristotle's Categorial Scheme. Milwaukee, Wis.: Marquette University Press, 2008.
Lua MLA (9ú heag.)Studtmann, Paul. The Foundations of Aristotle's Categorial Scheme. Marquette University Press, 2008.
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