Sphyrapicus (Hungarian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Sphyrapicus" in Hungarian language version.

refsWebsite

Global rank Hungarian rank

4iucnredlist.org

88^th place

202^nd place

6^th place

14^th place

2,133^rd place

2,800^th place

656^th place

187^th place

archive.org

Jobling, James A.. Helm Dictionary of Scientific Bird Names. London, UK: Christopher Helm, 362. o. (2010). ISBN 978-1-4081-2501-4

fs.fed.us

Rushmore, Francis (1969. augusztus 26.). „Sapsucker: Damage Varies with Tree Species and Seasons”, Northeastern Forest Experiment Station, Upper Darby, PA Forest Service Research Paper NE-136, Kiadó: USDA.

itis.gov

ITIS Report: Sphyrapicus'. Integrated Taxonomic Information System. (Hozzáférés: 2013. május 3.)

iucnredlist.org

'Sphyrapicus nuchalis'. IUCN Red List of Threatened Species. Version 2013.2. International Union for Conservation of Nature, 2012
'Sphyrapicus ruber'. IUCN Red List of Threatened Species. Version 2013.2. International Union for Conservation of Nature, 2012. (Hozzáférés: 2013. november 26.)
'Sphyrapicus thyroideus'. IUCN Red List of Threatened Species. Version 2013.2. International Union for Conservation of Nature, 2012. (Hozzáférés: 2013. november 26.)
'Sphyrapicus varius'. IUCN Red List of Threatened Species. Version 2013.2. International Union for Conservation of Nature, 2012. (Hozzáférés: 2013. november 26.)