Snyder, T. (2012). Hitler vs. Stalin: Who was worse? / Snyder, Timothy. IWM-Post.
Chicago-referens (17:e uppl.)Snyder, Timothy. "Hitler Vs. Stalin: Who Was Worse? / Snyder, Timothy." IWM-Post 2012.
MLA-referens (8:e uppl.)Snyder, Timothy. "Hitler Vs. Stalin: Who Was Worse? / Snyder, Timothy." IWM-Post, 2012.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.