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

References

  • 1. IUCN Red List (September, 2007) http://www.iucnredlist.orghttp://www.iucnredlist.org External link.
  • 2. del Hoyo, J., Elliott, A. and Sargatal, J. (1994) Handbook of the Birds of the World. Vol.2: New World Vultures to Guineafowl. Lynx Edicions, Barcelona.
  • 2011. Zoonomen - Zoological Nomenclature Resource, 2011.02.25
  • 2011. IOC World Bird List, Master List v2.9
  • 3. CITES (September, 2007) http://www.cites.orghttp://www.cites.org External link.
  • 4. Kennedy, R.S., Gonzales, P.C., Dickinson, E.C., Miranda Jr, H.C. and Fisher, T.H. (2000) A Guide to the Birds of the Philippines. Oxford University Press, Oxford.
  • 5. BirdLife International (October, 2007) http://www.birdlife.org/datazone/sites/index.html?action=SpcHTMDetails.asp&sid=3556&m=0http://www.birdlife.org/datazone/sites/index.html?action=SpcHTMDetails.asp&sid=3556&m=0 External link.
  • 6. Gamauf, A., Gjershaug, J.O., Rfv, N., Kvalfy, K. and Haring, E. (2005) Species or subspecies? The dilemma of taxonomic ranking of some South-east Asian hawk-eagles (genus Spizaetus). Bird Conservation International, 15: 99 - 117.
  • 7. BirdLife International. (2001) Threatened Birds of Asia: the BirdLife International Red Data Book. BirdLife International, Cambridge, UK.
  • 8. BirdLife International. (2003) Saving Asia's Threatened Birds: a Guide for Government and Civil Society. BirdLife International, Cambridge, UK.
  • BirdLife International 2012. Nisaetus philippensis
  • Clements, J. F., T. S. Schulenberg, M. J. Iliff, B.L. Sullivan, C. L. Wood, and D. Roberson. 2012. The eBird/Clements checklist of birds of the world: Version 6.7. Downloaded from http://www.birds.cornell.edu/clementschecklist/downloadable-clements-checklist
  • Orrell T. (custodian) (2013). ITIS Global: The Integrated Taxonomic Information System (version Sept 12). In: Species 2000 & ITIS Catalogue of Life, 11th March 2013 (Roskov Y., Kunze T., Paglinawan L., Orrell T., Nicolson D., Culham A., Bailly N., Kirk P., Bourgoin T., Baillargeon G., Hernandez F., De Wever A., eds). Digital resource at www.catalogueoflife.org/col/. Species 2000: Reading, UK.
  • Type: Preleuthner & Gamauf, A. June 1998. Journal of Raptor Research. 32 (2): 126-135.

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