Marking classified national security information
Subtitle: as required by Executive Order 12958, as amended, Classified National Security Information, March 25, 2003 and ISOO implementing directive no. 1, effective September 22, 2003
Publisher: Information Security Oversight Office
Published: 2005
Place of publication: Washington, D.C
Language: eng
Number of pages: 28
Subjects: Security classification (Government documents)
Notes: "May 2005"--P. [1].