00972cam a2200253 i 450000100070000000500170000700800410002402000180006502000250008302000220010804100080013005000220013808200160016010000430017624500960021926000630031530000350037865000260041365000320043965000400047165000650051165000600057685600820063611337520230410105154.0131002b2006    nyua          000 0 eng    a9780521736626  a9780521855228 (hbk.)  a0521855225 (hbk.)0 aeng14aD 810bR233d 200600a940.54/87431 aRatcliff, R. A.q(Rebecca Ann),d1963-10aDelusions of intelligence :bEnigma, Ultra and the end of secure ciphers /cR. A. Ratcliff.  aCambridge ;aNew York :bCambridge University Press,c2006  axvii, 314 p. :bill. ;c24 cm. 0aEnigma cipher system. 0aULTRA (Intelligence system) 0aWorld War, 1939-1945xCryptography. 0aWorld War, 1939-1945xElectronic intelligencezGreat Britain 0aWorld War, 1939-1945xElectronic intelligencezGermany.413Table of contents onlyuhttp://www.loc.gov/catdir/toc/ecip065/2005036466.html