http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
câu chuyện nhỏ về ý tưởng kinh doanh thành công
Bob Burg; John David Mann; Dương Hoàng Thanh Giang, Nguyễn Thị trúc Quỳnh(dịch)