TY  - BOOK
ED  - Birdlife international
TI  - State of the worlds birds 2004. indicators for our changing world
SN  - 0 946 888 50 7
PY  - 2004///
CY  - Francia : Birdlife international
KW  - 1. AVES 2. WORLD BIRDS 3. ECOSISTEMA   4. AGROFORESTAL
N1  - Incluye Photography, contents
N2  - What birds tell us about condition and change, what birds tell us about problems, what birds tell us about solutions,
ER  -