Tarhakerttusirkku (Finnish Wikipedia)

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

refsWebsite

Global rank Finnish rank

1iucnredlist.org

88^th place

7^th place

656^th place

64^th place

5,881^st place

32^nd place

google.fi

books.google.fi

Robert S. Ridgely, Guy Tudor: Field Guide to the Songbirds of South America, s. 654. University of Texas Press, 2009. ISBN 978-0-292-71748-0 Kirja Googlen teoshaussa (viitattu 29.3.2010). (englanniksi)

itis.gov

Poospiza nigrorufa itis.gov. Viitattu 29.3.2010. (englanniksi)

iucnredlist.org

BirdLife International: Poospiza nigrorufa IUCN Red List of Threatened Species. Version 2022-2. 2017. International Union for Conservation of Nature, IUCN, Iucnredlist.org. Viitattu 27.1.2023. (englanniksi)