000 00290nam a2200109Ia 4500
008 211215s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
100 _aSears, F W
245 0 _aMecanies, Heat And Sound
260 _bAddison Wesley
_aRedding
_c1950
942 _c1
999 _c73067
_d73067