APA (7th ed.) Citation

Viola, L. (2007). The unknown gulag : the lost world of Stalin's special settlements / Lynne Viola: The lost world of Stalin's special settlements. Oxford University Press.

Chicago Style (17th ed.) Citation

Viola, Lynne. The Unknown Gulag : The Lost World of Stalin's Special Settlements / Lynne Viola: The Lost World of Stalin's Special Settlements. New York ; Oxford: Oxford University Press, 2007.

MLA (9th ed.) Citation

Viola, Lynne. The Unknown Gulag : The Lost World of Stalin's Special Settlements / Lynne Viola: The Lost World of Stalin's Special Settlements. Oxford University Press, 2007.

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