Snyder, Timothy, On tyranny : twenty lessons from the twentieth century / Timothy Snyder. - 126 pages ; 20 cm ISBN: 9781847924889 £8.99 Nat. Bib. No.: GBB714295 bnb Nat. Bib. Agency Control No.: 018197673 Uk Subjects--Topical Terms: History, 20th Century Dewey Class. No.: 321.9