Spizella wortheni (Bulgarian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Spizella wortheni" in Bulgarian language version.

refsWebsite

Global rank Bulgarian rank

88^th place

4^th place

iucnredlist.org

BirdLife International. Spizella wortheni // IUCN Red List of Threatened Species. Version 2013.2. International Union for Conservation of Nature, 2013. Посетен на 26 ноември 2013. (на английски)
Spizella wortheni // IUCN Red List of Threatened Species. Version 2015.4. International Union for Conservation of Nature, 2015. Посетен на 24 февруари 2016. (на английски)