Sebeok, Thomas A.
Pinter Publisher, 1994
Buku Teks
edited by Malcolm Coulthard and Alison Johnson
RoutledgeI, 2013
Buku Teks
Bussmann, Hadumod
Routledge, 1996
Buku Referensi
Eco, Umberto
Indiana University Press, 1976
Buku Teks
Cobley, Paul
Icon Books, 1999
Buku Teks