APA (7th ed.) Citation

Powers & Gentry. (2004). Operation Overflight: A memoir of the U-2 Incident. Brassey's.

Chicago Style (17th ed.) Citation

Powers and Gentry. Operation Overflight: A Memoir of the U-2 Incident. Washington, D.C: Brassey's, 2004.

MLA (8th ed.) Citation

Powers and Gentry. Operation Overflight: A Memoir of the U-2 Incident. Brassey's, 2004.