APA (7th ed.) Citation
Greenberg, K. B. (2009). The least worst place: How Guantanamo became the world's most notorious prison. Oxford University Press.
Chicago Style (17th ed.) Citation
Greenberg, Karen B. The Least Worst Place: How Guantanamo Became the World's Most Notorious Prison. Oxford ; New York: Oxford University Press, 2009.
MLA (9th ed.) Citation
Greenberg, Karen B. The Least Worst Place: How Guantanamo Became the World's Most Notorious Prison. Oxford University Press, 2009.
Warning: These citations may not always be 100% accurate.