Sood Vikram. (2018). Unending Game: Former R & A W Chiefs Insights Into Espionage. Penguin.
Cita Chicago (17th ed.)Sood Vikram. Unending Game: Former R & A W Chiefs Insights Into Espionage. Penguin, 2018.
Cita MLA (9th ed.)Sood Vikram. Unending Game: Former R & A W Chiefs Insights Into Espionage. Penguin, 2018.
Atenció: Aquestes cites poden no estar 100% correctes.