http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Ma - Lai - Xi - A Tìm hiểu về Hiệp hội các quốc gia Đông Nam Á - Asean
Phạm Văn Viện; Nguyễn Thị Phương Lan