000 00258nam a22000857a 4500
008 210226b ||||| |||| 00| 0 eng d
050 _aQC23 .K34
245 _ahe elements of physics,
_ba new approach
_cKAEMPFFER, F.A.
942 _2lcc
_hQC23 .K34 1967
999 _c948
_d948