Hidden Codes & Grand Designs
by Pierre Berloquin
ISBN 13: 9781402773006
Format: Paperback (384 pages) Publisher: Sterling Published: 07 May 2010
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Breaking Codes: Unravel 100 Cryptograms
ISBN 13: 9781454910657
Format: Paperback (136 pages) Publisher: Sterling Published: 07 Oct 2014
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ISBN 13: 9782253001225
Format: Mass Market Paperback Publisher: LGF Published: 18 Jun 1974