http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Pre-Intermediate. Song ngữ Anh -Việt
Tom Hutchinson, Ann Ward; Lê Bình Minh, Nguyễn Hồng Hải, Phạm Minh Kha (giới thiệu)