Oxford University Press, 1995
Majalah, Jurnal, Buletin
Sutan Takdir Alisjahbana, author
University of Malaya, 1965
Buku Teks
M.A.K. Kalliday
Continuum, 2004
Buku Teks
Crystal, David, 1941-, author
Blackwell Publishers, 1998
Buku Referensi
Philipp Strazny, editor
Fitzroy Dearborn, 2005
Buku Referensi