| 000 | 00422nab a2200145Ia 4500 | ||
|---|---|---|---|
| 003 | ES-SlBCS | ||
| 005 | 20210601125611.0 | ||
| 008 | 140529s1976 xxu||||| |||| 00| 0 eng d | ||
| 041 | _aeng | ||
| 100 | 1 |
_aAyala, Francisco _d, 1906-2009 _994480 |
|
| 245 | 0 | 0 |
_aWhat is a species? _c Francisco J. Ayala |
| 650 | 0 | 4 |
_aEspecie _9160910 |
| 773 | 0 |
_tScientia _gvol. 111, nº. 9-10-11-12, 1976, págs. 605-608 _wRev930 |
|
| 942 | _cAR | ||
| 999 |
_c532937 _d532937 |
||