http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Đầu trang sách ghi: Tư liệu khoa học. Viện sử học
Mạc Đường, Võ Ngọc An, Hoàng Văn Lễ...[và những người khác]