Broker, trader, lawyer, spy inside the secret world of corporate espionage
Javers, Eamon.
New York : HarperCollins e-books, [2010]

Broker, trader, lawyer, spy : inside the secret world of corporate espionage
Javers, Eamon.
[United States] : HarperAudio, 2011.

Cybercrime and espionage : an analysis of subversive multi-vector threats
Gragido, Will.
Rockland, Mass. : Syngress ; Oxford : Elsevier Science [distributor], 2011.

Espionage and covert operations : a global history
Liulevicius, Vejas Gabriel, author.
[United States] : The Great Courses, 2011.

For eyes only--top secret = (For eyes only - streng geheim).

[San Francisco, California, USA] : Kanopy Streaming, 2014.

Mafia spies : the inside story of the CIA, gangsters, JFK, and Castro
Maier, Thomas, 1956- author.
New York, Skyhorse Publishing, [2019]

The man in the corduroy suit
Wolff, James, author.
London : Bitter Lemon Press, 2023.

Nothing but the truth : secrets from top intelligence experts to control conversations and get the i
Karinch, Maryann, author.
[United States] : Gildan Media, 2015.

Skills, techniques and strategies for effective negotiations.

[San Francisco, California, USA] : Kanopy Streaming, 2014.

Spooked : the Trump dossier, black cube, and the rise of private spies
Meier, Barry, author.
[United States] : HarperAudio, 2021.

Spyology
Blake, Spencer.
Cambridge, Mass. : Candlewick Press, [2008]

Top secret science : projects you aren't supposed to know about
Swanson, Jennifer.
[United States] : Capstone Press, 2017.

World War II spies and secret agents
Kallen, Stuart A., 1955- author.
[United States] : Lerner Publishing Group, 2019.

Blind man's bluff : the untold story of American submarine espionage
Sontag, Sherry, 1960-
[United States] : HarperAudio, 2007.

Blind man's bluff : the untold story of American submarine espionage
Sontag, Sherry, 1960-
[United States] : Recorded Books, Inc., 1999.