| 000 | 00350nam a2200121Ia 4500 | ||
|---|---|---|---|
| 008 | 240806s9999||||xx |||||||||||||| ||und|| | ||
| 040 | _aKenya National Library Service | ||
| 082 | _a530.0712 ESS | ||
| 245 | 0 | _aEssential physics chemistry and biology | |
| 260 |
_aNairobi _b East African Publishing House _c1971 |
||
| 650 | _aScience. | ||
| 942 | _cBK | ||
| 999 |
_c220472 _d220472 |
||