What was the Holocaust? An Unfinished History by Dan Stone. 

'This vital history shatters many myths about the Nazi genocide.
Drawing on decades of research, The Holocaust: An Unfinished History upends much of what we think we know about the Holocaust. Stone draws on Nazi documents, but also on diaries, post-war testimonies and even fiction, urging that, in our age of increasing nationalism and xenophobia, we must understand the true history of the Holocaust..
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