000 00273nam a2200121Ia 4500
100 _aGupta, Nisha
020 _a978-81-7880-590-0
942 _cBK
245 _aWaves and oscillations
260 _aRajat publ., New Delhi
_c2012
082 _a531.33 Gup
300 _aviii,299
999 _c45467
_d45467