000 00486nam a22001577a 4500
008 230424b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _a511
_bL0
100 1 _aMoos, Lothar
_97188
245 _aNumber systems:
_bData processing programmed self-instruction
260 _aMunchen:
_bSiemens Aktiengesellschaft,
_c1970
300 _a116p.
650 _aComputer calculation
653 _aOctal system
942 _2udc
_cBK
999 _c22429
_d22429