Former Dodgers 3B Adrian Beltre announces retirement – Orange
Adrian Beltre to be inducted into Texas Rangers Hall of Fame
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Adrian Beltre 'completely happy' with retirement after 21 seasons
MLB notebook: Rangers 3B Beltre retires
Beltre 'completely happy' with retirement after 21 seasons
Adrián Beltré – Society for American Baseball Research
Adrian Beltre retires after 21 seasons, 3,166 hits - The Boston Globe
Hanging up No. 29: Rangers retire Adrián Beltré's jersey
Adrián Beltré - Wikipedia