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| 082 |
_a331.11 _bSRI |
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| 090 | _d4626 | ||
| 245 |
_aLabour force and socio economic survey 85/86 _bpreliminary report |
||
| 260 |
_c1987 _aColombo _bDepartment of census and statistics _g1987 |
||
| 300 | _a308 | ||
| 650 | _aLabour forcelabour forcesocio economic survey | ||
| 942 | _cLN | ||
| 952 |
_aMAIN _bMAIN _p13620 |
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| 952 |
_aMAIN _bMAIN _p13621 |
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| 999 | _c4626 | ||