000 00429nam a2200145Ia 4500
008 180713s9999 xx 000 0 und d
082 _a531.322 G1
100 _a"Garg, Suresh "
245 0 _aOscillagtions and Waves
260 _aNew Delhi
260 _b Phi Learning Pvt Ltd
260 _c2009
365 _b195
942 _cBK
999 _c108174
_d108174