Huayu Jiao Xue Chubanshe, 1997
Buku Teks
Hirth, F., author
The Statistical Department of The in Pectorate General of Customs, 1888
Buku Referensi
Gao deng jiao yu chu ban she, 2001
Buku Teks
Daniels, F.J.
Lund Humphries & Company Ltd, 1944
Koleksi Publik
L. Astakhova ...[et al.]; editor, N. Fudel
Foreign Languages Publishing House, [date of publication not identified]
Buku Teks