000 00410nam a22001697a 4500
999 _c60268
_d60268
005 20200625111307.0
008 200625b ||||| |||| 00| 0 eng d
082 _a628.53 P40A
100 _aPerkins, Henry C
245 _aAir Pollution
260 _aNew Delhi
_bMcGraw Hill
_c1974
300 _ap. 407
650 _bPresent Emissions
650 _bGlobal Effect
650 _bWind Profiles
942 _cDBK