http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
André Durupthy, André Casalot, Alain Jaubert ; Từ Ngọc Ánh (dịch)
KGT.0048789, KGT.0048790 Kho giáo trình