000 00324nam a2200121Ia 4500
008 220201s1977 xx 000 0 eng d
041 _aENG
100 _aRICHARDS, R K
245 0 _aELECTRONIC DIGITAL COMPONENTS AND CIRCUITS
260 _aLONDON
_bTHAMES AND HUDSON PUBLISHING COMPANY
_c1977
300 _a526
942 _2ddc
999 _c46337
_d46337