Dalby, Andrew
A. Lane, 2002
Buku Teks
Revesz, G
Longmans, 1956
Buku Teks
Sutan Takdir Alisjahbana, author
Mouton, 1976
Buku Teks
edited by Albert H. Marckwardt
National Council of Teachers of English, 1968
Buku Teks
Crystal, David, 1941-, author
Cambridge University Press, 2004
Buku Teks