000			00372nam a2200145Ia 4500
008			160830s9999||||xx |||||||||||||| ||und||
020			_a8189422278
040			_cCUS
082			_a628 _bSIV/B
245		0	_aBasics of environmental science and engineering/ _cSivaahanmugam,P.
250			_a1st.ed
260			_aNew Delhi: _bNIPA, _c2007.
300			_a368
942			_cBook
999			_c170500 _d170500