http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Phương pháp tổng kê & phân loại sách với Bảng phân loại thập phân Việt Nam
Richard K. Gardner ; Nguyễn Thị Cút (Dịch)
Cataloging,Classification,Classification, Decimal,Biên mục,Phân loại,Phân loại, Thập phân