000 00345nam a2200145Ia 4500
005 20240713151853.0
008 240712s9999 xx 000 0 und d
041 _aeng
082 _a531.1133
_bcha
100 _aChaudhuri, r.n.
245 _aWaves and oscillatons
250 _a2nd
260 _aNew Delhi
_b New age int.
_c2018
300 _a379
999 _c37767
_d37767