000 002910000a22001330004500
245 _aSound: a physical textbook
100 _aRichardson, E.G.
250 _a5th ed.
260 _aLondon
_bE.L.B.S.
_c1953
300 _a352 p., ill.
080 _a534
_bR5
041 _aEN
942 _cBK
999 _c51881
_d51881