http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Tuyển tập đề thi trắc nghiệm tiếng Anh trình độ A
Gồm đề thi và đấp án dùng cho học viên ôn luyện chuẩn bị cho kì thi chứng chỉ A Quốc gia.