668 BC (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "668 BC" in English language version.

refsWebsite

Global rank English rank

1web.archive.org

1^st place

1^st place

216^th place

186^th place

about.com

geography.about.com

Rosenberg, Matt T. "Largest Cities Through History". Archived from the original on 2016-08-18. Retrieved 2013-08-19.

web.archive.org

Rosenberg, Matt T. "Largest Cities Through History". Archived from the original on 2016-08-18. Retrieved 2013-08-19.