000 00334nam a2200157Ia 4500
008 170101s1955 xx 000 0 und d
082 _a530 K55T
100 _aKHANNA, D.R
245 0 _aTextbook of sound
250 _a4th ed
260 _bDelhi
_c1955
300 _a303p
650 _aSOUND
653 _aSOUND
942 _2ddc
_cB
999 _c80389
_d80389