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web.archive.org
Potter, Ben (17. april 2015): «Isocrates: The Essayist»Arkivert 11. august 2020 hos Wayback Machine., Classical Wisdom Weekly. Sitat: «In 338 BC, two years shy of Alexander's coronation and his own 100th birthday, Isocrates starved himself to death after yet another appeal to Philip fell on deaf ears.»
Mitchell, Gordon: «Isocrates», Coursesites.com. Arkivert fra originalen 18. september 2014.
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