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.
• B., Bruun., & S. Baha El Din.   (1985).  Common Birds of Egypt, The American University in Cairo Press, Cairo..  
• 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. Sterna hirundo
• Campos, R.G. 1989. Notas de campo sobre aves en diferentes sitios del país. Grecia, Costa Rica. 4p.
• 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..
• EURING list of longevity records for European birds (Online source)
• Ehrlich, P., D. Dobkin, D. Wheye. 1988. The Birder's Handbook: A Field Guide to the Natural History of North American Birds. New York: Simon and Schuster.
• Gill, Frank, and Minturn Wright. 2006. Birds of the World: Recommended English Names. ix + 259
• John Terres (1980) The Audubon Society Encyclopedia of North American Birds. Knopf: New York.
• Lewis, T.J. & F.G. Stiles.1980. Locational checklist of the birds of Costa Rica. Costa Rica Expeditions. San José, Costa Sibley, Ch. and B. Monroe, Jr.. 1990. Distribution and Taxonomy of Birds of the World. Yale University Press. New Haven & London. 1111 p.
• M., Tharwat.   (1997).  ‘Birds Known to occur in Egypt’, National Biodiversity Unit, no. 8, Egyptian Environmental Affairs Agency, Cairo..  
• R., Porter., & D. Cottridge.   (2000).  Birds of Egypt and the Middle East, The American University in Cairo Press, Cairo..  
• S., Baha El Din., J. Hobbs., W. Mullie., S. Goodman., & P. Meininger.   (1989).  The Birds of Egypt, Oxford University Press, New York..  
• Seago, M. 2002. "Common Tern, Sterna hirundo" (On-line). Accessed 03/05/04 at http://www.birdsofbritain.co.uk/bird-guide/common-tern.htm.
• Slud, P. 1964. The birds of Costa Rica: Distribution and Ecology. Bulletin of The American Museum of Natural History 128: 5-430
• 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 Rica waters. ICBP Technical Publication No2.
• Stiles,F.G. y S. Smith. 1977. New Information on Costa Rican Waterbirds. The Condor 79: 91-97.
• Terres, J. 1980. The Audubon Encyclopedia of North American Birds. New York, NY: Alfred A. Knopf.