Marmo, C. Ontology and semantics in the logic of Duns Scotus: Costantino Marmo. On the Medieval theory of signs.(1989).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMarmo, Costantino. "Ontology and Semantics in the Logic of Duns Scotus: Costantino Marmo." On the Medieval Theory of Signs.(1989) .
एमएलए (8वां संस्करण) प्रशस्ति पत्रMarmo, Costantino. "Ontology and Semantics in the Logic of Duns Scotus: Costantino Marmo." On the Medieval Theory of Signs.(1989), .
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