Brown, Dan, 1964- Inferno : a novel / Dan Brown. - First Anchor Books Open-Market edition. - xi, 611 pages ; 18 cm ISBN: 9780804171540 (paperback) Subjects--Topical Terms: Cryptographers--Fiction.Langdon, Robert (Fictitious character)--Fiction. Dewey Class. No.: 813.54 / BRO 2014