| 000 | 004190000a22001570004500 | ||
|---|---|---|---|
| 090 |
_aAR _b02246 |
||
| 245 | 1 | 0 | _aSummarizing remarks: comparison of methods |
| 650 | 1 | 4 |
_aAves _992429 |
| 650 | 1 | 4 |
_aMigraciones _916308 |
| 650 | 1 | 4 |
_aCensos _993673 |
| 650 | 1 | 4 |
_aOrnitología _993189 |
| 041 | 0 | _aInglés | |
| 100 | 1 |
_aJolly, G. M. _995759 |
|
| 942 | _cARTICULO | ||
| 773 | 1 |
_tStudies in Avian Biology _31194 _q215-216 _d1981 _g6 |
|
| 999 |
_c11318 _d11318 |
||