| 000 | 00374 a2200133 4500 | ||
|---|---|---|---|
| 082 |
_a621.351 _bOPE |
||
| 090 |
_c12929 _d18841 |
||
| 100 | _aThe open university of Sri Lanka | ||
| 245 |
_aThe degree of bachelor of science _blevel four _bphysics, electronics |
||
| 260 |
_aNawala _bThe open university of Sri Lanka |
||
| 300 |
_a126p. _c28cm |
||
| 650 | _aPhyscis | ||
| 942 | _cL | ||
| 999 |
_c41289 _d41289 |
||