000 00373nam a2200121Ia 4500
100 _aWorld Health Organization, United Nations Environment programme & ILO
020 _a92-4-157202-7
942 _cBK
245 _aSelected non - heterocyclic polycyclic aromatic hydrocarbons
260 _aauth, Geneva
_c1998
082 _a363.7384 WHO/EHC
300 _axxii,883p figs.,tabs.
999 _c23885
_d23885