Do-over: The A's sign Jason Giambi to an extension in 2001 - The
Jason Giambi – Society for American Baseball Research
Aaron Judge and the Best Contract Years in MLB History, News, Scores, Highlights, Stats, and Rumors
Do-over: The A's sign Jason Giambi to an extension in 2001 - The Athletic
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Former major leaguer Jeremy Giambi dies in California at 47 : NPR
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Jason Giambi - Wikipedia
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Jason Giambi retiring after 20-year career with A's, Yankees, Rockies and Indians – New York Daily News