| 000 | 00539nam a2200181Ia 4500 | ||
|---|---|---|---|
| 008 | 130910s9999 xx 000 0 und d | ||
| 041 | _aeng | ||
| 082 |
_221st ed. _aR 505 _bBRI.1969 |
||
| 245 |
_a1969 Britannica yearbook of science and the future _cedited by Richard G. Young |
||
| 260 |
_aChicago : _bEncyclopaedia Britannica , _c1968 |
||
| 300 |
_a436p.: col. ill ; _c24cm |
||
| 504 | _aIndex: pp 437-47 | ||
| 653 | _aScience | ||
| 653 | _aSerial publications | ||
| 653 | _aYearbooks | ||
| 700 | _aYoung, Richard G., ed. | ||
| 942 |
_cEN _2ddc |
||
| 999 |
_c25318 _d25318 |
||