000			00298nam a2200121Ia 4500
100			_aDanliels, Alan (ed) & Yeates, Don (ed)
020			_a0-273-03011-6
942			_cBK
245			_aBasic systems analysis
260			_aPitman Publishing, London _c1982
082			_a001.61 Dan
300			_axii,380
999			_c35751 _d35751