David Allen Sibley (Esperanto Wikipedia)

Analysis of information sources in references of the Wikipedia article "David Allen Sibley" in Esperanto language version.

refsWebsite

Global rank Esperanto rank

1americanbirding.org

low place

9,356^th place

1web.archive.org

1^st place

1^st place

low place

low place

americanbirding.org

Strycker, Noah (May/June 2007). “A Birding interview with David Sibley”, Birding (PDF) 39 (3), p. 18–21. ^{[rompita ligilo]}

surfbirds.com

David Sibley Online. Surfbirds.com. Arkivita el la originalo je 2018-01-26. Alirita 2008-07-08 .

web.archive.org

David Sibley Online. Surfbirds.com. Arkivita el la originalo je 2018-01-26. Alirita 2008-07-08 .