000 00548nam a2200241Ia 4500
008 150901s9999 xx 000 0 und d
020 _a8178000849
041 _aEnglish
082 _a628.5
082 _bTRI/IN
100 _aGoel P K
100 _aTrivedy R K
100 _eAuthor
245 _aIntroduction to air pollution
250 _a2nd Ed.
260 _aHyderabad
260 _bBS Publications
260 _c2005
300 _a280 Pages
365 _aRs. 495
650 _aAir pollution
942 _cBK
999 _c241048
_d241048