Ex-A's slugger Jason Giambi retiring after 20 seasons
Obituary: Jeremy Giambi (1974-2022) – RIP Baseball
Jason Giambi: MLB Player Retires After 20 Years
What Happened to Jason Giambi and Where is He Now? - FanBuzz
Spill the Beans with Jason Giambi
Profiling Jason Giambi - Beyond the Box Score
Jason Giambi retires after 20 seasons
Jason Giambi hits 3 HRs, Phillies lose to Rockies - The San Diego Union-Tribune
2015 LSU Baseball Official Yearbook by LSU Athletics - Issuu
400 Home Run Club
Jason Giambi retiring after 20-year career with A's, Yankees, Rockies and Indians – New York Daily News
Home Run Derby - Wikipedia
Notable Future Hall of Fame Eligibles - Sports Illustrated