Jason Giambi retires after 20 seasons
Jason Giambi - Wikipedia
Jason Giambi retires after 20 MLB seasons - Mangin Photography Archive
Jason Giambi retiring after 20 years in Major League Baseball
Catching up with MVP Jason Giambi
Jason Giambi - Wikipedia
Jason Giambi retires after 20 MLB seasons - Mangin Photography Archive
Jason Giambi announces retirement, thanks family and baseball friends – New York Daily News
Who is Jeremy Giambi's brother Jason?
Jason Giambi PSA AutographFacts℠
Giambi Homers as Rockies Beat Yankees - The New York Times
Ex-Athletics star Jason Giambi announces retirement
Catching up with MVP Jason Giambi