http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Tổng hợp T.P. Hồ Chí Minh; Công ty TNHH Nhân Trí Việt
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Kho giáo trình KGT.0050708, KGT.0051043