| 000 | 00407nam a22001337a 4500 | ||
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| 008 | 121019t xxu||||| |||| 00| 0 eng d | ||
| 040 | _cCLCE | ||
| 082 |
_2DC20 _a507 LIG |
||
| 245 |
_aLight and Heavy: Science Resource Unit: Level 2, Number 13 _hbk |
||
| 260 |
_aWellington _bNew Zealand Department of Education _c1980 |
||
| 300 |
_a13p _bill. |
||
| 650 |
_vScience - Study and teaching _95511 |
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| 942 |
_2ddc _cBK |
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| 999 |
_c4366 _d4366 |
||