000 00329nam a2200121Ia 4500
008 190829s9999||||xx |||||||||||||| ||und||
100 _aMann, Wilfrid .B
245 0 _aRadioactivity And Its Measurement
260 _bVan Nostrand Reinhold Company
_aNew York
_c1966
650 _aRadioactivity
700 _aGarfinkel, S.B
942 _cBK
999 _c881
_d881