000 00324cam a2200133 4500
008 721026s1973 maua b 001 0 eng
020 _a0262230623
082 0 0 _a940.541
_bWHA
100 1 _aWhaley, Barton
245 1 0 _aCodeword BARBAROSSA
260 _aCambridge, Mass
_bMIT Press
_c1973
300 _ax, 376 p.
942 _2ddc
999 _c5237
_d5237