000 00296nam a2200121Ia 4500
008 181001s2009 xx 000 0 und d
082 _a628
_bSRI
100 _aSrinivasan, D.
245 0 _aEnvironmental engineering
260 _bPHI,
_aNew delhi:
_c©2009
650 _aHumanities
942 _2ddc
_cBK
999 _c6304
_d6304