000 00344nam a22001097a 4500
999 _c2895
_d2895
008 200318b ||||| |||| 00| 0 eng d
100 _92498
_aRao, P. Venugopala
245 1 0 _aPrinciples of environmental science and engineering /
_cby P. Venugopala Rao.
260 _aNew Delhi:
_bPrentice Hall of India,
_c2008.
300 _axii,276p.
942 _cBK