http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Cẩm nang cho các nhà đầu tư tư nhân,The stock market a guide for the private investor
Neil F Stapley,Nguyễn Thị ánh Tuyết,Trần Tô Tử