http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Sách gồm 76 bài tập lý thuyết thống kê và đáp án giúp cho học sinh thực hành để hiểu sâu các phương pháp thống kê đã học
Tô Thị Phượng (chủ biên), Kim Ngọc Huynh, Trần Ngọc Phác
Problems, exercises, ect.,Problems, exercises, ect