000 00322nam a2200145Ia 4500
008 130629s9999 xx 000 0 und d
082 _a535 NEL-L
100 _aNelkon,M
245 _aLight And Sound
250 _a3
260 _bHeinmam Edual Books
_c1966
_aLondon
300 _a420
650 _aPhysics
942 _cBK
999 _c15775
_d15775