000 00275 a2200109 4500
008 190121b xxu||||| |||| 00| 0
100 _a George Wolf
245 _aIsotopes in Biology /
_c George Wolf
260 _aLondon
_b Academic Press
_c1965
300 _a184p.
942 _2ddc
_cBK
999 _c7889
_d7889