000 00313nam a2200121Ia 4500
100 _aWorld Health Organization, United Nations Environment Programme & ILO
020 _a92-4-157200-0
942 _cBK
245 _aCopper
260 _aauth, Geneva
_c1998
082 _a363.7384 WHO/EHC
300 _axxii,360p tabs.
999 _c31378
_d31378