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|---|---|---|---|
| 999 |
_c53291 _d53291 |
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| 005 | 20220103154409.0 | ||
| 008 | 180710s9999 xx 000 0 und d | ||
| 020 | _a123642 | ||
| 041 | _aEN | ||
| 082 |
_a540 _bOPE _223 |
||
| 100 | _aOPEN University of Sri Lanka | ||
| 245 | 2 | _aA course of study leading to the degree of bachelor of science level 3, CHU 1221 | |
| 260 |
_aNugegoda _bThe Open University of Sri Lanka _c1995 |
||
| 300 | _a99 p. | ||
| 509 | _aNS | ||
| 942 | _cR | ||