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John Roberts from Wikipedia, the free encyclopedia.
- "Article on John Roberts, the seventeenth Chief Justice of the United States. Wikipedia is a free encyclopedia that is being written collaboratively by the readers of the web site. The site is a WikiWiki, meaning that anyone can edit any article right now by clicking on the edit this page link that appears in every article in Wikipedia. All of the articles are covered by the GNU Free Documentation License, to ensure that they can remain freely available forever."
- "John Roberts from Wikipedia, the free encyclopedia."