000 00582nam a2200253Ia 4500
008 160615s9999 xx 000 0 und d
020 _a81-7371-204-2
037 _a1317
037 _d13/03/2000
100 _aKIPPENHAHN(Rudolf)
245 _aCode breaking: A history and exploration
260 _aIndia
260 _bUniversities Press
260 _c1999
300 _aPbk 281 p.
365 _b300
365 _cRS
942 _cBooks
999 _c21226
_d21226