000 00407nam a2200181 4500
020 _a
_c$42.47
082 _a621.3815 WIL-D3
100 _aWilliams, Gerald E
245 _aDigital technology
250 _a3
260 _aScience Research Associates, Inc., Chicago
_c1986
300 _a577
490 _a
500 _a
590 _aVMV
_b
_c$42.47
650 _aDigital electronics
942 _cBK
999 _c479297
_d479297