Jaschke, H. A., author
Curzon Press, 1998
Buku Referensi
Wilkinson, R. J. (Richard James), 1867-1941, author
Macmillan, 1948
Buku Referensi
Winstedt, Richard O., author
Marican & Sons, 1960
Buku Referensi
Karlgren, Bernhard, author
Dover Publications, 1974
Buku Referensi
Lane, Edward William, author
Frederick Ungar Publishing, 1956
Buku Referensi