| 000 | 00341 am a2200121 a 4500 | ||
|---|---|---|---|
| 100 | 1 | _aBaer, J.G. | |
| 245 | 1 | _aSpecial committee for the international biological programme | |
| 260 |
_aLondon _c1970 |
||
| 300 | _a1-18 p. | ||
| 942 |
_2udc _cB |
||
| 440 | _aBiology International Biological Programme News. IBP News No. 21 | ||
| 901 | _aS55107 | ||
| 999 |
_c113340 _d113340 |
||