http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Hướng dẫn thực hiện chương trình chăm sóc giáo dục trẻ mẫu giáo 3-4 tuổi
ĐTTS ghi: Bộ GD và ĐT. Vụ GD mầm non trung tâm nghiên cứu GD mầm non