Chris Ballard: Once a feared slugger, 41-year-old Jason Giambi quietly nears the end - Sports Illustrated
Ex-A's slugger Jason Giambi retiring after 20 seasons
Jason Giambi reacts to Astros scandal, Baseball Night in New York: Living Room Edition
Jason Giambi announces his retirement in classy statement
Chris Ballard: Once a feared slugger, 41-year-old Jason Giambi quietly nears the end - Sports Illustrated
Jason Giambi reacts to Astros scandal, Baseball Night in New York: Living Room Edition
Jason Giambi says he's retiring after 20 seasons in majors - Las Vegas Sun News
Jason Giambi announces retirement from MLB, calls career 'incredible journey' - ESPN
Jason Giambi brings me face-to-face with a milestone of aging