000 00283nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a621.3815287
100 _aA Joshi
245 0 _aThyristorised power controllers
250 _a1
260 _bPearson Education
_c2005
942 _cBK
999 _c7283
_d7283