| 000 | 00371nam a2200121Ia 4500 | ||
|---|---|---|---|
| 008 | 251112s9999||||xx |||||||||||||| ||und|| | ||
| 040 | _aCNCLSA | ||
| 100 |
_aSauders Mac Lane _92412 |
||
| 245 | 0 | _aProceedings of the National Academy Of Sciences of the United States of America | |
| 260 |
_c1960 _bThe National Academy of Sciences _aU.S.A |
||
| 300 | _bV. 46 | ||
| 942 | _cJRBV | ||
| 999 |
_c31068 _d31068 |
||