000 00335pam a2200157a 44500
008 230515b1990 xxu||||| |||| 00| 0 eng d
020 _aNULL
041 _aENGLISH
082 _aN.D.
100 _aTokheim
245 _aDigital Electronics
250 _a0
260 _aNULL
_bMcgraw Hill
_c1990
300 _a335
650 _aNULL
999 _c570717
_d570717