APA (7th ed.) Citation

United States. Department of Energy. Office of Classification. (1978). Understanding classification. Dept. of Energy, Assistant Secretary for Defense Programs, Office of Classification.

Chicago Style (17th ed.) Citation

United States. Department of Energy. Office of Classification. Understanding Classification. [Washington]: Dept. of Energy, Assistant Secretary for Defense Programs, Office of Classification, 1978.

MLA (9th ed.) Citation

United States. Department of Energy. Office of Classification. Understanding Classification. Dept. of Energy, Assistant Secretary for Defense Programs, Office of Classification, 1978.