000 00308nam a2200121Ia 4500
008 190719s9999 xx 000 0 und d
082 _a531.32 S941
100 _aSUBRAHMANYAM.N
245 0 _aWAVES AND OSCILLATIONS
260 _aNEW DELHI
_bVikas publishing House
_c1977
300 _a22X14
942 _cBK
_2DDC
999 _c47732
_d47732