Shaumyan, S. (1987). A Semiotic Theory of Language. Indiana University Press.
Lua i Stíl Chicago (17ú heag.)Shaumyan, Sebastian. A Semiotic Theory of Language. Bloomington: Indiana University Press, 1987.
Lua MLA (9ú heag.)Shaumyan, Sebastian. A Semiotic Theory of Language. Indiana University Press, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.