http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Chương trình thực tập: Nghề nguội sửa chữa bậc 3/7- giai đoạn 2( 6 tháng)- trung học SC&KTTB cơ khí