Simpson, C. (1995). National security directives of the Reagan and Bush administrations: The declassified history of US political and military policy, 1981 - 1991. Westview Press.
Chicago Style (17th ed.) CitationSimpson, Christopher. National Security Directives of the Reagan and Bush Administrations: The Declassified History of US Political and Military Policy, 1981 - 1991. Boulder u.a: Westview Press, 1995.
MLA (9th ed.) CitationSimpson, Christopher. National Security Directives of the Reagan and Bush Administrations: The Declassified History of US Political and Military Policy, 1981 - 1991. Westview Press, 1995.
Warning: These citations may not always be 100% accurate.