000			00316nam a2200145Ia 4500
100			_aI.C .System
650			_aGeneral
942			_cBK
654			_aWorkbook
245			_aTutorial Workbook
260			_bI.C. System Publication Co _aCalifornia _c1981
082			_a621.3 _bICS
546			_aENGLISH
999			_c23162 _d23162