Johansen, J. D. Sign structure and sign event in Saussure, Hjelmslev, and Peirce: Jorgen Dines Johansen. Peirce's doctrine of signs : theory, applications, and connections.(1996).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रJohansen, Jorgen Dines. "Sign Structure and Sign Event in Saussure, Hjelmslev, and Peirce: Jorgen Dines Johansen." Peirce's Doctrine of Signs : Theory, Applications, and Connections.(1996) .
एमएलए (8वां संस्करण) प्रशस्ति पत्रJohansen, Jorgen Dines. "Sign Structure and Sign Event in Saussure, Hjelmslev, and Peirce: Jorgen Dines Johansen." Peirce's Doctrine of Signs : Theory, Applications, and Connections.(1996), .
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