Paul Cobley
Routledge , 2001
Buku Teks SO
edited by Julia Kristeva, Josette Rey-Debove, and Donna Jean Umiker
Mouton, 1971
Buku Teks SO
Eco, Umberto
Indiana University Press, 1976
Buku Teks SO
Cobley, Paul
Icon Books, 1999
Buku Teks
Eco, Umberto
Indiana University Press, 1979
Buku Teks SO