Myongdo Language Institute, [date of publication not identified]
Buku Teks
Yeh, Ling-hsia
MA Cheng & TSui, 1994
Buku Teks
compiled by the Chinese Language Special Class for Foreign Students in Peking University
Epoch, 1958
Buku Teks
George Routledge and Sons, 1969
Buku Referensi
Editor: A.J. Stockwell, R. Asthon
HMSO, 1995
Buku Teks