000 00249nam a2200109Ia 4500
020 _a9780074603413
082 _a621.381
100 _aSUBRAHMANYAM, V.
245 _aTHYRISTOR CONTROL OF ELECTRIC DIVES
260 _aNEW DELHI
_b TMH
_c2011
942 _cBK
999 _c6887
_d6887