Posada retires from Yankees after 17 seasons, 5 titles

Uncle Mike's Musings: A Yankees Blog and More: How Long It's Been: The Yankees Won a Pennant Without the Core Four

Derek Jeter announces that he will retire after 2014 season - Sports Illustrated

Posada says he won't be back with Yankees in 2012 - The San Diego Union-Tribune

Jorge Posada says thanks 'for making me a Yankee'

Jorge Posada, longtime New York Yankees catcher, to announce retirement Tuesday

Best Yankees players by uniform number

Former Yankees C Jorge Posada joins Derek Jeter in the Marlins front office

Jorge Posada - Cooperstown Expert

Jorge Posada, Baseball Wiki

Hip! Hip!: Ten Moments That Defined Jorge Posada's Career - WSJ

Yankees Catching Legends: From Dickey to Posada, Bronx Pinstripes

Posada Expected to Retire as a Yankee - The New York Times