Rees, Leslie, 1905-2000, author
Angus and Robertson, 1973
Buku Teks
edited by Christina Schaffner, Kredens Krzysztof
John Benjamins Publishing, 2013
Buku Teks
Richardson, John E.
Palgrave Macmillan, 2007
Buku Teks
edited by Langdon Lynne Faust
Ungar, 1988
Buku Referensi
Ewen, David, author
H.W. Wilson, 1962
Buku Referensi