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008 250430s9999||||xx |||||||||||||| ||und||
082 _aGUP
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100 _aGUPTA B R
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245 0 _aPOWER ELECTRONICS
250 _a5TH
260 _bS K KATARIA & SONS
_aNEW DELHI
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300 _a593
942 _cBK
999 _c67762
_d67762