TY  - BOOK
AU  - Austin,Oliver Luther
AU  - Singer,Arthur
TI  - Water and marsh birds of the world
U1  - 589.2924 
PY  - 1961///
CY  - New York
PB  - Golden Press
KW  - Aves
KW  - Aves ac{grave}uticas
N1  - Incluye{rcommaa} ndice
ER  -