000 00321nam a2200121Ia 4500
100 _aWorld Health Organization, United Nations Environment programme & ILO
020 _a92-4-157184-6
942 _cBK
245 _aDiflubenzuron
260 _aauth, Geneva
_c1996
082 _a363.7384 WHO/EHC
300 _a164p figs.,tabs.
999 _c33972
_d33972