After 20 seasons, Giambi calls it a career

Jason Giambi Reinvents Himself, and Baseball Is Intrigued - The New York Times

A's release Jason Giambi – East Bay Times

Who is the best Oakland A's player not in the Hall of Fame? Moneyball Years - Athletics Nation

Jeter's Return to Oakland Recalls a Defensive Gem - The New York Times

Indians announce first wave of September call ups, activate Jason Giambi from DL - Covering the Corner

Before becoming Boston's 'Big Papi,' David Ortiz felt joy and pain with the Twins

Giambi Answers a 2nd Call to Duty : Baseball: Cal State Long Beach player was on the verge of starting his professional career. But then he got another chance to attain Olympic

Jason Giambi retiring after 20 MLB seasons

Jason Giambi retires after 20 MLB seasons