000 00243nam a22001097a 4500
082 _a621.3828 BER'A
100 _aBERNSTEIN, JULIAN L
_956693
245 _aAUDIO SYSTEMS
260 _aNEWYORK
_bJOHN WILEY
_c1966
300 _a409P
942 _cBK
999 _c567059
_d567059