| 000 | 00359nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 180710s9999 xx 000 0 und d | ||
| 020 | _a139466 | ||
| 082 |
_a534 _bOPE |
||
| 100 | _aOPEN University of Sri Lanka | ||
| 245 | _aPhysics: sound | ||
| 260 |
_aNugegoda _bThe Open University of Sri Lanka _c1986 |
||
| 300 | _a64 p. | ||
| 650 | _aSound | ||
| 942 | _cR | ||
| 999 |
_c74451 _d74451 |
||