000 00402nam a2200157Ia 4500
008 160910s9999 xx 000 0 und d
020 _a81-20-319-301
040 _cSGVU Library
041 _cEnglish
100 _aRao, P.V.
245 _aTextbook of Environmental Engineering
_cBy P.V. Rao
260 _aNew Delhi
_bPHI.Newdehli
_c2010
520 _aEngineering
650 _aCivil
942 _cBOOKS
999 _c29908
_d29908