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1
El censo neotropical de aves acuáticas : los primeros 10 años : 1990-1999 = The neotropical waterbird census, the first 10 years : 1990-1999 /
Published 2001
Book
2
Inventario de humedales de la región neotropical /
Published 1986
Book
3
La ciénaga de La Segua : inventario, listado comentado y cuantificación de la población de aves /
by López-Lanús, Bernabé.
Published 2000
Book
4
Determinación de residuos de plaguicidas organoclorados en huevos de ocho especies de aves acuaticas, colectados durante 1983-1984 en la Isla Pájaros, (Guancaste, Costa Rica) /
by Hidalgo Calderón, Carmen
Published 1986
Thesis Book
5
Estudio económico y de mercado para el aprovechamiento del huevo de Pishishe Ala Blanca (Dendrocyna autumnalis) en el área comunitaria de la Laguna El Jocotal /
Book
6
Water, prey, and game birds of North América /
by Wetmore, Alexander
Published 1965
Book
7
The canvasback on a prairie marsh /
by Hochbaum, H. Albert
Published 1944
Book
8
A coloured key to the wildfowl of the world /
by Scott, Peter
Published 1961
Book
9
Prairie ducks : a study of their behavior, ecology and management /
by Sowls, Lyle K.
Published 1955
Book
10
The ducks, geese and swans of North American : a vade mecum /
by Kortright, Francis H.
Published 1943
Book
11
Wildfowl of the world /
by Soothill, Eric
Published 1978
Book
12
The island waterfowl /
by Weller, Milton Webster
Published 1980
Book
13
Ducks, geese, and swans of the world /
by Johnsgard, Paul A.
Published 1978
Book
14
Manuel d' analyse des contenus stomacaux de canards et de foulques /
Published 1982
Book
15
Impacto de la industria piscícola sobre las poblaciones de águila pescadora (pandion haliaetus) en Latinoamérica.
Published 2003
Book
16
Ducks at a Distance : a waterfowl identification guide /
by Hines, Bob
Published 1973
Book
17
Derecho a un medio ambiente sano /
Book
18
Distribution of waterfowl species harvested in states and countries during 1971-80. Hunting Seasons /
by Carney, Samuel M.
Published 1983
Book
19
Aves /
by Jennings, Terry
Published 1992
Book
20
Convenios internacionales relacionados con los humedales y el medio marino de Mesoamérica
Published 2002
Book
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