000 00423nam a2200133Ia 4500
008 210828s9999 xx 000 0 und d
082 _aG:55 C2
100 _a"Chandrasekaran, P P "
245 0 _a"Air Quality Assessment of Salem an Urban Industrialized Area of Tamilnadu, India "
260 _aCoimbatore
260 _b PSG College of Arts and Science
260 _c2016
942 _cBK
999 _c139452
_d139452