| 000 | 00414nam a2200181 4500 | ||
|---|---|---|---|
| 020 |
_a _c |
||
| 082 | _aR 503 ENC-86 | ||
| 100 | _a | ||
| 245 | _a1986 yearbook of science and the future | ||
| 250 | _a | ||
| 260 |
_aEncyclopaedia Britanica Inc., London _c1985 |
||
| 300 | _a445 | ||
| 490 | _a | ||
| 500 | _a | ||
| 590 |
_arvr _b _c |
||
| 650 | _aPure sciences - Dictionaries & encyclopedias | ||
| 942 | _cBK | ||
| 999 |
_c333855 _d333855 |
||