000 00370nam a2200157Ia 4500
020 _a0000000000
040 _cPK-LaCSN
082 _a1.642
_bDIS
245 0 _aComputer studies
260 _c[NA]
_bgateway computer services
_asrilanka
300 _a118
700 _aThe city school
942 _cTR
999 _c837666
_d837643