http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Security and privacy in computer systems
Photocopy. [Washington, D.C.?] : Processed for Defense Documentation Center, Defense Supply Agency : Clearinghouse for Federal and Scientific Information, 1967. iv, 28 p. on 18 p.
AD 650 810 Clearinghouse for Federal and Scientific Information