Oliivikoukkunapsija (Finnish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Oliivikoukkunapsija" in Finnish language version.

refsWebsite
Global rank Finnish rank
5,881st place
32nd place
88th place
7th place

google.fi

books.google.fi

  • Robert S. Ridgely, Guy Tudor, William L. Brown: The Birds of South America: The suboscine passerines, s. 509. University of Texas Press, 1994. ISBN 978-0-292-77063-8 Kirja Googlen teoshaussa (viitattu 2.11.2010). (englanniksi)
  • Robert S. Ridgely, John A. Gwynne: A Guide to the Birds of Panama: With Costa Rica, Nicaragua, and Honduras, s. 292. Princeton University Press, 1992. ISBN 978-0-691-02512-4 Kirja Googlen teoshaussa (viitattu 2.11.2010). (englanniksi)

iucnredlist.org

  • BirdLife International: Oncostoma olivaceum IUCN Red List of Threatened Species. Version 2013.2. 2012. International Union for Conservation of Nature, IUCN, Iucnredlist.org. Viitattu 1.3.2014. (englanniksi)