Jason Giambi retiring after 20-year career with A's, Yankees
MLB News: Former Oakland A's star Jeremy Giambi passes away at age
Jason Giambi, former Rockies 1B, announces retirement – The Denver
Jason Giambi retiring after 20 years in Major League Baseball
Jason Giambi retires after 20 seasons
Revisiting Jason Giambi's 2005 comeback season - Beyond the Box Score
Former MLB player Jeremy Giambi dies in California at 47, agent
On Friday the 13th, we present to you MLB's All-Jason Team
Jason Giambi - Wikipedia
Jason Giambi retires: Farewell to the Giambino