000 00305nam a2200121Ia 4500
008 201224s9999||||xx |||||||||||||| ||und||
020 _a0-12-551350-X
100 _aPerring,F.H
_97820
245 0 _aEcological effects 0f Pesticides
260 _aLondon
_bAcademic press
_c1977
500 _a193
942 _cBK
999 _c11574
_d11558