000 00405nam a2200169Ia 4500
008 170519s9999 xx 000 0 und d
041 _aEnglish
082 _a534/ROY/ADV
100 _aD.P ROYCHAUDHURY
245 _aADVANCED ACOUSTICS
250 _a9th
260 _bTHE NEW BOOK STALL
_akolkata
_c2009
300 _c394p
650 _aPHYSICS
650 _aSOUND & RELATED VIBRATIONS
942 _cBK
999 _c97683
_d97683