http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Giáo trình đàm thoại tiếng Hoa thông dụng
Chu Tiểu Binh (ch.b.); Nguyễn Lệ Chi (dịch); Vương Khương Hải (h.đ.)