http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Sách được biên soạn với 52 mẫu hội thoại khác nhau, với các mẫu câu hết sức cơ bản và thông thường được phát âm chuẩn theo tếng Anh giọng Mỹ.
English language,Ngôn ngữ tiếng Anh