000 00429nam a2200145Ia 4500
008 180713s9999 xx 000 0 und d
082 _a531.1133 G1
100 _a"Ghosh, C K "
245 0 _aOscillations and Waves
260 _aNew Delhi
260 _b Phi Learning Pvt Ltd
260 _c2009
365 _b195
942 _cBK
999 _c117327
_d117327