000 00309nam a22001097a 4500
008 140101b xxu||||| |||| 00| 0 eng d
020 _a0070374163
050 _a660.65
100 _aLevin Morris A
245 _aRisk assessment in genetic engineering
_cHarlee S Strauss
260 _aNew York
_bMc Graw Hill
_c1990
999 _c328860
_d328860