000 00291nam a2200109Ia 4500
100 _aWorld Health Organization
942 _cBK
245 _aHexachlorobutadiene health and safety guide
260 _aWorld Health Organization, Geneva
_c1993
082 _aR363.1796 W.H.O./H.S.G.
300 _a28
999 _c36819
_d36819