000			00347nam a2200133Ia 4500
005			20260413100715.0
008			230516s9999||||xx |||||||||||||| ||und||
100			_afoust Alan S & others
245		0	_aPrinciples of unit operations
260			_bSingapore John wiley & sons _c1980
300			_a768
942			_cGB
999			_c3842 _d3842