Coba jelasin Pengumpulan dari Perisikan tentera dalam bahasa melayu dong

DIO (Australian Defence Intelligence Organisation)

Glavnoye Razvedyvatel'noye Upravleniye (GRU, Russian Military Intelligence)

Inter-Services Intelligence and Military Intelligence (Pakistan)

United States Army Intelligence Center

World Basic Information Library (WBIL)

N.J.E. Austin and N.B. Rankov, Exploratio: Military and Political Intelligence in the Roman World From the Second Punic War to the Battle of Adrianople. London: Routledge, 1995.

Julius Caesar, The Civil War. Translated by Jane F. Mitchell. Baltimore, MD: Penguin Books, 1967.

Cassius Dio, Dio's Roman History. Translated by Earnest Cary. New York: G.P. Putnam's Sons, 1916.

Francis Dvornik, Origins of Intelligence Services. New Brunswick, NJ: Rutgers University Press, 1974.

J. F. C. Fuller, A Military History of the Western World, Vol. 1: From the Earliest Times to the Battle of Lepanto. New York: Da Capo Press, 1987.

Richard A. Gabriel and Karen S. Metz, From Sumer to Rome; The Military Capabilities of Ancient Armies. New York: Greenwood Press, 1991.

John Keegan, Intelligence in War.  New York: Knopf, 2003.

Charles H. Harris & Louis R. Sadler. The Border and the Revolution: Clandestine Activities of the Mexican Revolution 1910-1920. HighLonesome Books, 1988.

Ishmael Jones, The Human Factor: Inside the CIA's Dysfunctional Intelligence Culture, New York: Encounter Books, 2010 (ISBN  978-1594032233).

Henry Landau, The Enemy Within: The Inside Story of German Sabotage in America. G.P. Putnam Sons, 1937.

Sidney F. Mashbir. I Was An American Spy. Vantage, 1953.

Nathan Miller. Spying for America: The Hidden History of U.S. Intelligence. Dell Publishing, 1989.

Ian Sayer & Douglas Botting. America's Secret Army, The Untold Story of the Counter Intelligence Corps. Franklin Watts Publishers, 1989.

Barbara W. Tuchman, The Zimmermann Telegram. Ballantine Books, 1958.

"Coast Guard Intelligence Looking For a Few Good Men and Women." Commandant's Bulletin (Jun 10 1983), p. 34.

"Coast Guard Investigative Service." Coast Guard (Dec 1996), pp. 24–25.

The Coast Guard at War: Volume XII: Intelligence. Washington, DC: Historical Section, Public Information Division, U.S. Coast Guard Headquarters, January 1, 1949.

Hinsley, Francis F. "British Intelligence in the Second World War: Its Influence on Strategy and Operations". Cambridge University Press, 1990.

Alfred Rolington. Strategic Intelligence for the 21st Century: The Mosaic Method. Oxford University Press, 2013.

Creating Intelligence, Neil Garra, http://www.s2company.com/index.php?topic=4 .