000 00406cam a22001097a 4500
008 180718b1964 xxu||||| |||| 00| 0 eng d
082 _aR547x42 Un3ep
245 _aCode of practice for the protection of persons exposed to loinising radiations in research & training
_cby Ministry of Labour
260 _aLondon
_bHer Majesty's Stationery Office
_c1964
300 _aiv, 63p
700 _aU.K. Ministry of Labour
999 _c496175
_d496175