000 00288nam a2200121Ia 4500
008 221229s9999 xx 000 0 und d
100 _aAGARWAL, B.S.
245 0 _aOSCILLATIONS AND WAVES
260 _aMEERUT
_bKEDAR NATH RAM NATH
_c1997
300 _a372
650 _aPHYSICS
942 _cBK
999 _c9786
_d9786