000 00408nam a2200169Ia 4500
008 180424s9999 xx 000 0 und d
084 _a575.1 W7
100 _a"Williamson, Robert"
245 0 _aGenetic Engineering
250 _a\\198300ENGGPMX
260 _aAcademic Press
260 _b1983
260 _cNew York
300 _axi+167 p
500 _aincludes index and biblioraphy
942 _cBK
999 _c47730
_d47730