000 00275nam a22000857a 4500
008 210302b ||||| |||| 00| 0 eng d
050 _aQC490
245 _aThe science of ionizing radiation
_b modes of application
_cETTER, LEWIS E.
942 _2lcc
_hQC490 .E88 1965
999 _c1301
_d1301