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 knows his future is back in an MLB dugout — just not yet
Giambi announces retirement after 20 seasons
Jason Giambi retires after 20 MLB seasons - Mangin Photography Archive
Jason Giambi retires after 20 MLB seasons - Mangin Photography Archive
Jason Giambi retires after 20 MLB seasons - Mangin Photography Archive
Jason Giambi retires: A look back at his Athletics career - Athletics Nation
Jason Giambi retires after 20 MLB seasons - Mangin Photography Archive