APA (7th ed.) Citation

Gellately, R. (2008). Lenin, Stalin and Hitler : the age of social catastrophe / Robert Gellately: The age of social catastrophe. Vintage.

Chicago Style (17th ed.) Citation

Gellately, Robert. Lenin, Stalin and Hitler : The Age of Social Catastrophe / Robert Gellately: The Age of Social Catastrophe. London: Vintage, 2008.

MLA (9th ed.) Citation

Gellately, Robert. Lenin, Stalin and Hitler : The Age of Social Catastrophe / Robert Gellately: The Age of Social Catastrophe. Vintage, 2008.

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