000 003430000a22001570004500
245 _aWaves and oscillations
100 _aSubramanitam, N.
100 _aLal, Brij
250 _a2nd ed.
260 _aNew Delhi
_bVikas
_c1977
300 _axii, 352p.
020 _a0706903269
080 _a532.59
_bS8
041 _aEN
942 _cBK
999 _c110559
_d110559