| 000 | 00406nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 180710s9999 xx 000 0 und d | ||
| 020 | _a139522 | ||
| 082 |
_a535.4 _bOPE |
||
| 100 | _aOPEN University of Sri Lanka | ||
| 245 | _aCourse of study leading to the degree of bachelor of science level 5-physics PHU | ||
| 260 |
_aNugegoda _bThe Open University of Sri Lanka _c1989 |
||
| 300 | _a87 p. | ||
| 942 | _cPR | ||
| 999 |
_c60426 _d60426 |
||