Ζιποίτης Β΄ της Βιθυνίας: Διαφορά μεταξύ των αναθεωρήσεων

<nowiki>https://en.wikipedia.org/wiki/William_Smith_(lexicographer)</nowiki>

[[:en:Dictionary_of_Greek_and_Roman_Biography_and_Mythology|Dictionary of Greek and Roman Bibliography and Mythology]]

<nowiki>https://web.archive.org/web/2005123121021920110605065301/http://www.ancientlibrary.com/smith-bio/04743662.html</nowiki>