000 00293nam a22001217a 4500
020 _aNA
082 _222
_a621.381519
100 _akohonen Teuvo.
245 _aDigital circuits and devices /
260 _aPrentice Hall,
_bPrentice Hall
_cc1972
300 _a466 p,;
_bNA
_c24cm.
942 _2ddc
_cEE
999 _c2727
_d2727