APA (7th ed.) Citation

Purnell, S. (2019). A woman of no importance: The untold story of the American spy who helped win WWII. Viking.

Chicago Style (17th ed.) Citation

Purnell, Sonia. A Woman of No Importance: The Untold Story of the American Spy Who Helped Win WWII. [New York, New York]: Viking, 2019.

MLA (8th ed.) Citation

Purnell, Sonia. A Woman of No Importance: The Untold Story of the American Spy Who Helped Win WWII. Viking, 2019.

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