000			00350nam a2200145Ia 4500
008			230711s9999||||xx |||||||||||||| ||und||
041			_aENG
082			_a628 _bSH-E
100			_aSharma,PD
245		0	_aEcology and environmental
250			_a1st Ed.
260			_c2003 _aNew Delhi _bRastogi Publication
650			_aCivil Engineering
942			_cBK
999			_c4254 _d4254