Rick, Stout
Mei Shang Mai Ge Luo, 1996
Buku Teks
[Zhong gong zhong yang tong zhan bu deng bian]
Wai wen chu ban she, 2008
Buku Referensi
by Charles H.C. Kao ... [and others]
Tian Xia Wen Hua, 1995
Buku Teks
Zhong, Qin
Hongkong Nan Hai Language Publ. [1980],
Buku Teks
Zhong, Qin
Hongkong Man Hai Language Publication, , 1980
Buku Teks SO