Context:

Explicitly referenced as 'Michael Burley's book, Third Reich, New History' when discussing the electoral profile of the Nazi Party, including the quote about the party having 'the profile of a man with a pot belly'

Context:

Referenced multiple times as 'Richard Evans' book' when discussing statistics about unemployment in Germany during the Depression, Brüning's political decisions, and Nazi election propaganda. Evans is described as a 'left-leaning historian' who is 'brilliant' on the subject

Context:

Referenced as 'his biography' and 'Ian Kershaw says in his biography' when discussing Hitler's failed meeting with Hindenburg in August 1932 and how the Nazi regime could potentially have been averted through different political decisions

Context:

Referenced as 'the famous book by Syme about the collapse of the Roman Republic' when discussing how some contemporaries were drawing parallels between the fall of the Roman Republic and the political crisis in Weimar Germany