Παραπομπή σε μορφή APA (7η εκδ.)

Copi, I. Language analysis and metaphysical inquiry: Irving Copi. The linguistic turn : essays in philosophical method ; with two retrospective essays.(1992).

Παραπομπή σε μορφή Chicago (17η εκδ.)

Copi, Irving. "Language Analysis and Metaphysical Inquiry: Irving Copi." The Linguistic Turn : Essays in Philosophical Method ; with Two Retrospective Essays.(1992) .

Παραπομπή σε μορφή MLA (8th εκδ.)

Copi, Irving. "Language Analysis and Metaphysical Inquiry: Irving Copi." The Linguistic Turn : Essays in Philosophical Method ; with Two Retrospective Essays.(1992), .