The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.

References

• American Ornithologists' Union. 2006. Forty-seventh supplement to the American Ornithologists' Union Check-list of North American Birds. The Auk, vol. 123, no. 3. 926-936
• American Ornithologists's Union. 1998. Check-List of North American Birds (The Species of Birds of North America from the Arctic through Panama, Including the West Indies and Hawaiian Islands). 7th.ed.. Allen Press, Inc., Lawrence, Kansas, U.S.A..
• Araya BM & G Millie. 1991. Guía de campo de las aves de Chile. 4ta ed. Editorial Universitaria, Santiago. 405 p.
• Banks, R. C., R. W. McDiarmid, A. L. Gardner, and W. C. Starnes. 2003. Checklist of Vertebrates of the United States, the U.S. Territories, and Canada
• Banks, R. C., R. W. McDiarmid, and A. L. Gardner. 1987. Checklist of Vertebrates of the United States, the U.S. Territories, and Canada. Resource Publication, no. 166. 79
• BirdLife International 2009. Gygis alba
• Clapp et al. (1982) Longevity records of North American birds: Gaviidae through Alcidae. J Field Ornithol, 53:81-124.
• Delgado, R.; R.G. Campos; J. Sánchez y Ch. Gómez. 1998. Lista de Aves de Costa Rica/ Checklist of Costa Rican Birds. ASOCIACION ORNITOLOGICA DE COSTA RICA. San José. Costa Rica. 28 p..
• Gill, Frank, and Minturn Wright. 2006. Birds of the World: Recommended English Names. ix + 259
• Lewis, T.J. & F.G. Stiles.1980. Locational checklist of the birds of Costa Rica. Costa Rica Expeditions. San José, Costa Rica.
• Sibley, Ch. and B. Monroe, Jr.. 1990. Distribution and Taxonomy of Birds of the World. Yale University Press. New Haven & London. 1111 p.
• Slud, P. 1964. The birds of Costa Rica: Distribution and Ecology. Bulletin of The American Museum of Natural History 128: 5-430
• Slud, P. 1967. The birds od Cocos Island, Costa Rica. Bulletin of the American Museum of Natural History 134: 261-294.
• Stiles, F.G. & A. F.Skutch. 1995. Guía de Aves de Costa Rica.Traducción al Español: Loretta Rosselli. Ilustrado por Dana Gardner. Instituto Nacional de Biodiversidad (INBio). Heredia, Costa Rica. 580 p.
• Stiles, F.G. 1983. Checklist of birds. Pp. 530-544, In: D.H. Janzen (ed.). Costa Rican Natural History. University of Chicago Press, Chicago.
• Stiles, F.G. 1984. Status and Conservation of Seabirds in Costa Rican waters. ICBP. Technical Publication No.2.