Lua APA (7ú heag.)
ebrary, Inc, Sebeok, T. A., Umiker-Sebeok, D. J., & Young, E. P. (1990). The Semiotic web, 1989. Mouton de Gruyter.
Lua i Stíl Chicago (17ú heag.)
ebrary, Inc, Thomas A. Sebeok, Donna Jean Umiker-Sebeok, agus Evan P. Young. The Semiotic Web, 1989. Berlin ; New York: Mouton de Gruyter, 1990.
Lua MLA (9ú heag.)
ebrary, Inc, et al. The Semiotic Web, 1989. Mouton de Gruyter, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.