http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Hướng dẫn tổ chức thực hiện chương trình giáo dục mầm non
Trần Thị Ngọc Trâm, Lê Thu Hương, Lê Thị Ánh Tuyết