Potapova, Nina F., author
Foreign Languages Publishing House, 1959
Buku Referensi
Ur, Penny, author
Cambridge University Press, 1999
Buku Referensi
Potapova, Nina F., author
Foreign Languages Publishing House, 1959
Buku Teks
T. S. Lie
Angus and Robertson, 1996
Buku Teks
translated into modern Chinese by Chen Junying and Jianyuan
Hunan People Publishing House, 2008
Buku Teks