Washburn Bests Johnson and Yanks - The New York Times
Former A's outfielder Jeremy Giambi dies at age 47
Jason Giambi – Society for American Baseball Research
What Happened to Jason Giambi and Where is He Now? - FanBuzz
Jason Giambi retires from Major League Baseball
Jason Giambi retires after 20 MLB seasons - Mangin Photography Archive
Jason Giambi retires after 20 MLB seasons - Mangin Photography Archive
What Happened to Jason Giambi and Where is He Now? - FanBuzz
Jason Giambi – Society for American Baseball Research
All-time Sports Illustrated baseball preview issue cover
Jason Giambi retiring after 20 years in Major League Baseball