000 00288nam a2200109Ia 4500
008 231207s9999 xx 000 0 und d
020 _a9780070190535
082 _a729.29
_bEGA
100 _aEgan, M. David
245 0 _aConcepts in architectural acoustics
260 _bMcGraw-Hill Book Campany
999 _c5127
_d5127