Ex-A's slugger Jason Giambi retiring after 20 seasons
Jeremy Giambi, Ex-Oakland A's Player Played In 'Moneyball,' Dies
Jeremy Giambi, former Oakland A's outfielder, dies at 47 - Athletics Nation
Baseball Hall of Fame 2020 candidates: Which ex-Yankees have a shot besides Derek Jeter?
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Jason Giambi retires after 20 MLB seasons - Mangin Photography Archive
Jason Giambi retires after controversial career with Yankees, A's - Sports Illustrated
Jason Giambi retires after 20 seasons
Jason Giambi - Wikipedia
Oakland A's Hall of Fame class spans from Giambi to Tenace and beyond
The Cleanup Man
Derek Jeter and Co.: The 2020 Baseball Hall of Fame Ballot - The New York Times
Jason Giambi retires after 20 seasons
Giambi announces retirement after 20 seasons
Jason Giambi Retires - MLB Trade Rumors
Renck: Jason Giambi's chances for Rockies manager are legit – The Denver Post