http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Giáo trình chính thức dùng trong các trường sư phạm đào tạo giáo viên tiểu học hệ CĐSP và Sư phạm 12+2
Đặng Vũ Hoạt, Nguyễn Hữu Dũng, Lê Thu Thủy