000			00384 a2200145 4500
999			_c37082 _d38629
003			ISURa
008			150313b xxu||||| |||| 00| 0 eng d
041			_aEnglish
082			_a004.22 _bCOM
245			_aComputer systems _bstudents notes
260			_aColombo _bUniversity Grant commison _g1987
300			_bill. _c29 cm. _a90 p.
650			_aComputer System _982755
942			_cLN _2ddc