http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Phân tích cấu trúc và giải đề thi môn tiếng Anh
Nguyễn Hữu Cương, Phan Chí Nghĩa
English language,Ngôn ngữ tiếng Anh
Study and teaching (secondary),Học và giảng dạy (trung học)