| 000 | 00367nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 230220s9999 xx 000 0 und d | ||
| 041 | _aeng | ||
| 082 | _bBEN | ||
| 100 |
_aBenton, W _91521302 |
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| 245 | _aNinteen seventy three Britannica yearbook of science and the future | ||
| 260 | _b Encyclopaedia Britanica | ||
| 300 | _a448p. | ||
| 650 |
_aScience _91521303 |
||
| 999 |
_c995163 _d995163 |
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