000 00405nam a2200133 4500
245 _aBasics of enviromental science and engineering
_cby P.Sivashanmugam
100 _aSivashanmugam,P.
260 _aNew Delhi
_bNew India publishing agency
_cc 2007
300 _ax, 368 p.; 22 cm.
020 _a81 89422286
082 _a333.707
_bSIV
650 _aEnviromental science
650 _aEnviromental engineering
999 _c70180
_d70180