http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
MCSE SQL server 6.5: Quản trị và điều hành
Nguyễn Tiến, Nguyễn Văn Hoài, Đặng Xuân Hường
client/server computing,computer programming ( electronic computers ),database administration,sql ( computer program language )