APA (7th ed.) Citation

West, N., & Tsarev, O. (1998). The crown jewels: The British secrets at the heart of the KGB archives. HarperCollins.

Chicago Style (17th ed.) Citation

West, Nigel, and Oleg Tsarev. The Crown Jewels: The British Secrets at the Heart of the KGB Archives. London: HarperCollins, 1998.

MLA (9th ed.) Citation

West, Nigel, and Oleg Tsarev. The Crown Jewels: The British Secrets at the Heart of the KGB Archives. HarperCollins, 1998.

Warning: These citations may not always be 100% accurate.