000 00401nam a2200145Ia 4500
008 250114s9999 xx 000 0 und d
040 _aJamia Hamdard
041 _aEnglish
082 _a363.73922
_bK13M
100 _aKatz, M.
245 0 _aMeasurment of Air Pollutants.
_bMeasurment of Air Pollutants.
260 _aGeneva
_bWorld Health Organization
_c1969
300 _a123p. 23cm.
942 _cBK
999 _c104007
_d104007