000			00290nam a22001337a 4500
003			AUM
020			_a792314174
100			_aCosta
245			_aChromatographic& Membrane processes in Biotechnogy
260			_bKhuwar Academic _c1991
300			_a473
700			_aCabral
942			_2ddc _cBK
999			_c3391 _d3391