http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Vài suy nghĩ về việc chuẩn bị cho giờ học lịch sử ở trường phổ thông trung học
Luận văn tốt nghiệp Đại học Sư phạm ngành Sử Khóa 17
Trường Đại học Cần Thơ, Khoa Sư phạm, Bộ môn Sử
history - study and teaching ( secondary )