Cita APA (7a ed.)

Sebeok, T. A. (1991). A Sign is Just a Sign. Indiana University Press.

Cita Chicago Style (17a ed.)

Sebeok, Thomas A. A Sign Is Just a Sign. Bloomington: Indiana University Press, 1991.

Cita MLA (8a ed.)

Sebeok, Thomas A. A Sign Is Just a Sign. Indiana University Press, 1991.