Burridge, Kate
Cambridge University Press, 2004
Buku Teks
by Bernard Bloch, George L. Trager
Baltimore, 1942
Buku Referensi
Robert, A. Hood
Mouton, 1965
Buku Teks
Tengku Silvana Sinar
DeeZed Consult , 2002
Buku Teks
Dieterich, Thomas G.
Center for Applied Linguistics, 1979
Buku Teks