00365nam a22001337a 450000500170000000800410001702000180005804100080007608200180008410000260010224500450012826000480017330000100022120260423125326.0260423b        |||||||| |||| 00| 0 eng d  a81-7024-419-6  aeng  a632.19bSRI/A  aSrivastava, Dr. A. K.  aAir Pollutionc/ by Dr. A. K. Srivastava  aNew Delhi:bAshish Publishing House;c1991.  a302p.