Halliday, M.A.K.
Spoken and written language
Oxford University Press, 1989
Buku Teks SO
Baron, Naomi S.
Alphabet to email : how written english evolved and where it's heading
Routledge , 2001
Buku Teks SO
Clark, Romy
The politics of writing
Routledge, 1997
Buku Teks
Clark, Romy
The Politics of writing / Romy Clark and Roz Ivanic
Routledge, 1997
Buku Teks SO
Harris, Roy
Signs of writing
Routledge, 1995
Buku Teks SO