http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Nxb. Tp. Hồ Chí Minh ; Công ty Nhân Trí Việt
Gồm 26 bài học rèn luyện kĩ năng viết tiếng Anh cơ bản theo các chủ đề trong chương trình luyện thi IELTS