000 00406nam a2200157Ia 4500
008 170901s1979 xx 000 0 und d
082 _a614.71
_bU-4
100 _aUnited Nations
245 0 _aFine Particulate pollution
260 _aNew York
_bPergamon Press
_c1979
300 _a108
650 _aMedical sciences
650 _aTechnology (Applied sciences)
653 _aPollution
942 _2ddc
_cBK
999 _c11072
_d11072