Sylwanowicz, M. (1996). Contingent Causality and the Foundations of Duns Scotus' Metaphysics: By Michael Sylwanowicz. Brill.
Lua i Stíl Chicago (17ú heag.)Sylwanowicz, Michael. Contingent Causality and the Foundations of Duns Scotus' Metaphysics: By Michael Sylwanowicz. Leiden [u.a.]: Brill, 1996.
Lua MLA (8ú heag.)Sylwanowicz, Michael. Contingent Causality and the Foundations of Duns Scotus' Metaphysics: By Michael Sylwanowicz. Brill, 1996.
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