000 00261nam a2200109Ia 4500
008 190719s9999 xx 000 0 und d
082 _a537.5 H488
100 _aHEMENWAY.C
245 0 _aPHYSICAL ELECTRONICS
260 _aNEW YORK
_bWiley
_c1974
942 _cBK
_2DDC
999 _c46959
_d46959