000 003750000a22001450004500
245 _aManual on radiological sagety in uranium and thorium mines and mills
110 _aInternational Atomic Energy Agency Vienna
260 _aVienna
_c1976
300 _a82 p.
440 _aSafety series
440 _aNo.43
080 _a621.039.55
_bI6
041 _aEN
942 _cBK
999 _c102590
_d102590