000 00485 a2200181 4500
020 _a9558086010
041 _aSn
082 _a004
_bWIJ
100 _aWijerathna , N.P.
245 _aපරිගණක පරිශීලක අත්පොත
250 _a06th ed.
260 _c1999
_aHettimulla
_bAshirvada Printers and Publishers
_g2004
300 _bill.
_c22 cm.
_a208 p.
650 _aCOMPUTER SCIENCE
650 _aGENERALITIES
650 _aDATA PROCESSING
942 _cSC
999 _c29602
_d31149