Karlgren, Bernhard
Sound and symbol in Chinese
Oxford University Press, 1929
 Buku Teks SO
Chao, Yuen Ren, 1892-
A grammar of spoken Chinese
University of California Press, 1968
 Buku Teks SO
Yu, Ning
Stories of the Chinese : intensive audiovisual and reading course of intermediate Chinese; vol. 1
Beijing yu yan da xue chu ban she, 2009
 Buku Teks
Hillier, Walter Caine, Sir, 1849-1927
The Chinese language and how to learn it : a manual for beginners
Kegan Paul, 1945
 Buku Teks SO
Karlgren, Bernhard
The Chinese language: an essay on its nature and history
Ronald Press, 1949
 Buku Teks SO