000 00276nam a2200121Ia 4500
008 200906s9999 xx 000 0 und d
082 _a621.3 H669
100 _aHIRST,A.W
245 0 _aAPPLIED ELECTRICITY
260 _bBLACKIE, LONDON
_c1959
300 _a21X14
942 _cBK
999 _c60847
_d60847