000 | nam a22 7a 4500 | ||
---|---|---|---|
999 |
_c10390 _d10390 |
||
005 | 20231215093454.0 | ||
008 | 231215b xxu||||| |||| 00| 0 eng d | ||
040 |
_aSLIDA _cSLIDA _dSLIDA |
||
041 | _aeng | ||
082 |
_223 _a331.4 _bPEO |
||
110 |
_94405 _aResearch Department . |
||
245 |
_aStudy Papers : _bඅධ්යයන ප්රනාශන/ _cResearch Department . _hEnglish. |
||
260 |
_aColombo : _bResearch Department , |
||
300 |
_a71p.: _bill.; _c30cm. |
||
942 |
_2ddc _cLEN |