DoD guide to marking classified documents
By: Assistant Secretary of Defense for Command, Control, Communications and Intelligence.
Contributors: United States. Office of the Assistant Secretary of Defense (Command, Control, Communications and Intelligence)
Publisher: Dept. of Defense
Published: 1997
Place of publication: [Washington, DC]
Language: eng
Number of pages: 35
Subjects: Defense information, Classified -- United States.; Security classification (Government documents) -- United States.
Notes: Cover title.
"April 1997."
"DoD 5200.1-PH."