000 00314nam a2200121Ia 4500
008 200906s9999 xx 000 0 und d
082 _a537.5 W721
100 _aWILLIAMS,A.O
245 0 _aELECTRONICS-PHYSICAL PRINCIPLES AND APPLICATIONS
260 _bVANNOSTRAND, NEW YORK
_c1953
300 _a23X15
942 _cBK
999 _c61209
_d61209