http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Tài nguyên môi trường và bản đồ Việt Nam
Nội dung sách gồm: những tấm gương trong làng thanh niên lập nghiệp; thanh niên xung phong, thanh niên tình nguyện với Trường Sơn trong thơ.