CIA.

The Central Intelligence Agency, known informally as the Agency and historically as the Company, is a civilian foreign intelligence service of the federal government of the United States, officially tasked with gathering, processing, and analyzing national security information from around the world, primarily through the use of human intelligence (HUMINT) and performing covert actions.

Chaos. Charles Manson, the CIA, and the Secret History of the Sixties by Tom O’Neill

CIA Lock Picking. Field Operative Training Manual

Get the Truth. Former CIA Officers Teach You How to Persuade Anyone to Tell All by Philip Houston

Ghost Wars. The Secret History of the CIA, Afghanistan, and bin Laden, from the Soviet Invasion to September 10, 2001 by Steve Coll

Spy Secrets That Can Save Your Life. A Former CIA Officer Reveals Safety and Survival Techniques to Keep You and Your Family Protected by Jason Hanson

Spy the Lie. Former CIA Officers Teach You How to Detect Deception by Philip Houston

Surprise, Kill, Vanish. The Secret History of CIA Paramilitary Armies, Operators, and Assassins by Annie Jacobsen

Survive Like a Spy. Real CIA Operatives Reveal How They Stay Safe in a Dangerous World and How You Can Too by Jason Hanson

The Brothers. John Foster Dulles, Allen Dulles, and Their Secret World War by Stephen Kinzer

The CIA as Organized Crime. How Illegal Operations Corrupt America and the World by Douglas Valentine

The Devil's Chessboard. Allen Dulles, the CIA, and the Rise of America's Secret Government by David Talbot

Trained to Kill. The Inside Story of CIA Plots against Castro, Kennedy, and Che by Antonio Veciana