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

References

• 1. UNEP-WCMC (November 2001) http://quin.unep-wcmc.org/
• 2. RSPB (November 2001) http://www.rspb.org.uk
• 2006. "2006 IUCN Red List of Threatened Species" (On-line). International Union for Conservation of Nature and Natural Resources. Accessed May 28, 2007 at http://www.iucnredlist.org/search/details.php/48667/summ.
• 3. Battern, L. A., Bibby, C. J., Clement, P., Elliott, G. D. and Porter, R.F. (1990) Red Data Birds in Britain. T & A.D. Poyser, London.
• 4. Greenoak, F. (1997) British birds, their folklore, names and literature. Christopher Helm A&C Black, London.
• 5. UK Biodiversity (November 2001) http://www.ukbap.org.uk/
• Ali, S., S. Ripley. 1983. Handbook of the Birds of India and Pakistan Vol. 4.. New York: Oxford University Press.
• B., Bruun., & S. Baha El Din.   (1985).  Common Birds of Egypt, The American University in Cairo Press, Cairo..  
• BirdLife International 2009. Caprimulgus europaeus
• Brown, A., P. Grice. 2005. Birds in England. Italy: T & A D Poyser.
• Coatney, G. 1936. A Check-List and Host-Index of the Genus Haemoproteus. The Journal of Parasitology, Vol. 22 No. 1: 88-105. Accessed May 28, 2007 at http://links.jstor.org/sici?sici=0022-3395%28193602%2922%3A1%3C88%3AACAHOT%3E2.0.CO%3B2-Q.
• EURING list of longevity records for European birds (Online source)
• Gill, Frank, and Minturn Wright. 2006. Birds of the World: Recommended English Names. ix + 259
• 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..  
• Robinson, R. 2006. "European Nightjar" (On-line). BTOweb Birdfacts. Accessed May 28, 2007 at http://blx1.bto.org/birdfacts/results/bob7780.htm.
• S., Baha El Din., J. Hobbs., W. Mullie., S. Goodman., & P. Meininger.   (1989).  The Birds of Egypt, Oxford University Press, New York..