000 00453nad a22001577a 4500
008 120525s1943 -us||||| |||| 00| 0 eng d
041 _aeng
100 1 _aZamenhoff, S.
245 1 _aHeavy water and mutations :
_b(Abstract) /
_cS. Zamenhoff and M. Demerec
260 _a[S.l. :
_bs.n.],
_c1943
300 _a1 p. ;
_c27 cm
440 1 _aGenetics ;
_v28
700 1 _aDemerec, M.
760 _05144
_95144
_tGenetica Invertebrata.
_w5144
942 _2ddc
_cPM
999 _c35114
_d35114