APA-viite (7. p.)

Vernant, D. Sign conceptions in logic from the 19th century to the present: Denis Vernant. [Semiotik, 2].(1998).

Chicago-viite (17. p.)

Vernant, Denis. "Sign Conceptions in Logic from the 19th Century to the Present: Denis Vernant." [Semiotik, 2].(1998) .

MLA-viite (8. p.)

Vernant, Denis. "Sign Conceptions in Logic from the 19th Century to the Present: Denis Vernant." [Semiotik, 2].(1998), .