000			00394nam a2200157Ia 4500
008			230711s9999||||xx |||||||||||||| ||und||
041			_aENG
082			_a720 _bHY-B
100			_aHynes, H.B.N
245		4	_aThe biology of polluated waters
250			_a1st Ed.
260			_c1960 _aCambridge Street _bLiverpool University Press.
300			_a202
650			_aCivil Engineering
942			_cBK
999			_c1731 _d1731