000 00345nam a2200145Ia 4500
008 230913s9999 xx 000 0 und d
082 _a628 sub
100 _aSubramanian, V
245 0 _aText Book In Environmental Science
260 _aNEW DELHI
260 _bNAROSA
260 _c2002
300 _a238
650 _aMechanical Engineering
999 _c144131
_d144131