000 00277nam a2200097Ia 4500
100 _aWilliams J G & Patient R K
245 _aGenetic Engineering (In Focus series ed by Rickwood D & Male D)
260 _bIRL Press, Oxford
082 _aG116:6/N88/B17950
300 _app 72; 23*16
999 _c11143
_d11143