On the Origin of Species (Simple English Wikipedia)

Analysis of information sources in references of the Wikipedia article "On the Origin of Species" in Simple English language version.

refsWebsite

Global rank Simple English rank

2darwin-online.org.uk

2,821^st place

910^th place

281^st place

165^th place

darwin-online.org.uk

Freeman, Richard Broke (1977), "On the Origin of Species", The works of Charles Darwin: an annotated bibliographical handlist, 2nd ed, Folkestone, England: Dawson, ISBN 0712907408, retrieved 2009-02-22{{citation}}: CS1 maint: location (link)
Darwin 1871, p. 152

vatican.va

Pius XII (1950), Humani Generis, Vatican, retrieved 2009-06-08