http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Sử dụng nguồn tài liệu cần thiết cho việc nhận thức lịch sử thế giới ở trường phổ thông trung học
Luận văn tốt nghiệp Đại học Sư phạm ngành Sử Khóa 20
Trường Đại học Cần Thơ, Khoa Sư phạm, Bộ môn Sử
history - study and teaching ( secondary )