http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Lịch sử Việt Nam từ nguồn gốc đến thế kỉ X
Giáo trình đào tạo giáo viên Trung học cơ sở hệ Cao đẳng sư phạm
PGS. PTS. Nguyễn Cảnh Minh(chủ biên), PTS Bùi Quý Lộ
Lịch sử Việt Nam; Lịch sử; Lịch sử Việt Nam; Lịch sử Việt Nam cổ đại