Cita APA (7th ed.)

Claeke, D. S. (1987). Principles of semiotic. Routledge.

Cita Chicago (17th ed.)

Claeke, D. S. Principles of Semiotic. London: Routledge, 1987.

Cita MLA (9th ed.)

Claeke, D. S. Principles of Semiotic. Routledge, 1987.