000 00316nam a2200109Ia 4500
008 180611s9999||||xx |||||||||||||| ||und||
041 _aen
100 _aBritish Ecological Society
245 4 _aThe release of genetically-engineered organisms
260 _bShrewsbury. Field studies cou
_cncil 1993
942 _cLL
999 _c30271
_d30271